{"manifest_version":"1","region":"usa","computed_tier":1,"generated_at":"2026-10-12T13:30:33.394800+00:00","layers":[{"id":"usa-geochem-as","slot":8,"kind":"vector","title":"Arsenic pathfinder","group":"Geochemistry","tiles":"https://api.prospectormaps.app/vector/geochem_as/{z}/{x}/{y}.pbf","minzoom":5,"maxzoom":22,"default_opacity":1.0,"default_on":false,"offline_eligible":false,"gold_purpose":"Arsenic: gold's most loyal escort. Easier to detect than gold and travels with it — an arsenic anomaly flags a gold system even where the gold assays came back low.","provenance":{"source_name":"USGS NGDB stream-sediment geochemistry","source_url":"https://mrdata.usgs.gov/ngdb/sediment/","resolution":"point samples (catchment-scale meaning)","vintage":"compilation 1960s-2020s (NURE-HSSR + later programs)","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, National Geochemical Database (sediment)","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-179.9,30.1,-75.2,71.5]},{"id":"usa-geochem-au","slot":8,"kind":"vector","title":"Gold in stream sediment","group":"Geochemistry","tiles":"https://api.prospectormaps.app/vector/geochem_au/{z}/{x}/{y}.pbf","minzoom":5,"maxzoom":22,"default_opacity":1.0,"default_on":false,"offline_eligible":false,"gold_purpose":"Gold itself, measured in stream sediment: one sample reads the whole catchment upstream. Red = beats its local background — trace it up.","provenance":{"source_name":"USGS NGDB stream-sediment geochemistry","source_url":"https://mrdata.usgs.gov/ngdb/sediment/","resolution":"point samples (catchment-scale meaning)","vintage":"compilation 1960s-2020s (NURE-HSSR + later programs)","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, National Geochemical Database (sediment)","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-179.9,30.1,-75.2,71.5]},{"id":"usa-geochem-pathfinder","slot":8,"kind":"vector","title":"Pathfinder composite As-Sb-Bi-Te","group":"Geochemistry","tiles":"https://api.prospectormaps.app/vector/geochem_pathfinder/{z}/{x}/{y}.pbf","minzoom":5,"maxzoom":22,"default_opacity":1.0,"default_on":true,"offline_eligible":false,"gold_purpose":"The whole entourage at once (As, Sb, Bi, Te residuals combined): the strongest single geochemical lead this data can give.","provenance":{"source_name":"USGS NGDB stream-sediment geochemistry","source_url":"https://mrdata.usgs.gov/ngdb/sediment/","resolution":"point samples (catchment-scale meaning)","vintage":"compilation 1960s-2020s (NURE-HSSR + later programs)","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, National Geochemical Database (sediment)","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-179.9,30.1,-75.2,71.5]},{"id":"usa-geology-sgmc","slot":2,"kind":"vector","title":"Geology (SGMC)","group":"Geology","tiles":"https://api.prospectormaps.app/vector/geology_units/{z}/{x}/{y}.pbf","minzoom":6,"maxzoom":22,"default_opacity":0.5,"default_on":false,"offline_eligible":false,"gold_purpose":"What rock is under your boots, and whether it is the kind that hosts gold. Tap any unit for its name, lithology and age.","provenance":{"source_name":"USGS SIM 3340 geologic map of Alaska","source_url":"https://mrdata.usgs.gov/sim3340/","resolution":"1:1,584,000 (SIM 3340 generalised)","vintage":"2015 compilation, generalised 1:1,584,000 layers","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, Geologic Map of Alaska (SIM 3340; Wilson, Hults, Mull and Karl, 2015)","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-179.9,30.1,-75.2,71.5]},{"id":"usa-rad-keth","slot":6,"kind":"raster","title":"K/eTh potassic alteration","group":"Geophysics","tiles":"https://api.prospectormaps.app/mosaic/rad-keth/{z}/{x}/{y}.png","minzoom":4,"maxzoom":11,"default_opacity":0.7,"default_on":false,"offline_eligible":false,"gold_purpose":"Potassium bruising: hydrothermal gold fluids enrich rock in potassium. 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Zero-line ≈ the edge of a magnetic body — follow the linear breaks.","provenance":{"source_name":"USGS North American aeromagnetic compilation (1 km merged grid)","source_url":"https://mrdata.usgs.gov/magnetic/","resolution":"1 km grid","vintage":"2002 compilation (surveys 1940s-2000s, quality varies by survey)","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, North American Magnetic Anomaly Group — merged North American aeromagnetic grid","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-127.73409,30.76655,-101.79132,50.18399]},{"id":"usa-mag-tmi","slot":5,"kind":"raster","title":"Magnetics TMI (1 km)","group":"Geophysics","tiles":"https://api.prospectormaps.app/mosaic/mag-tmi/{z}/{x}/{y}.png","minzoom":4,"maxzoom":11,"default_opacity":0.7,"default_on":false,"offline_eligible":false,"gold_purpose":"The raw magnetic map: rock types and intrusions under cover. Gold structures often show as linear breaks — highs AND lows (alteration destroys magnetite along mineralised faults).","provenance":{"source_name":"USGS North American aeromagnetic compilation (1 km merged grid)","source_url":"https://mrdata.usgs.gov/magnetic/","resolution":"1 km grid","vintage":"2002 compilation (surveys 1940s-2000s, quality varies by survey)","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, North American Magnetic Anomaly Group — merged North American aeromagnetic grid","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-127.73409,30.76655,-101.79132,50.18399]},{"id":"usa-rad-ternary","slot":6,"kind":"raster","title":"Radiometric ternary K-Th-U","group":"Geophysics","tiles":"https://api.prospectormaps.app/mosaic/rad-ternary/{z}/{x}/{y}.png","minzoom":4,"maxzoom":11,"default_opacity":0.7,"default_on":false,"offline_eligible":false,"gold_purpose":"The three radioelements as one image (K red, Th green, U blue): reads rock and regolith at a glance — reddish ground = potassic, worth a look.","provenance":{"source_name":"USGS national aeroradiometric grids (NURE, K/eTh/eU)","source_url":"https://mrdata.usgs.gov/radiometric/","resolution":"~1 km grid (NURE flight lines)","vintage":"2005 compilation of 1970s-80s NURE flights","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, national aeroradiometric compilation (Duval and others; NURE program)","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-127.74179,30.7706,-101.78559,50.18909]},{"id":"usa-claims-active","slot":10,"kind":"vector","title":"Active mining claims (BLM MLRS)","group":"Land access","tiles":"https://api.prospectormaps.app/vector/claims_active/{z}/{x}/{y}.pbf","minzoom":9,"maxzoom":22,"default_opacity":1.0,"default_on":true,"offline_eligible":false,"gold_purpose":"Ground someone already holds: you cannot peg it, and working it is claim-jumping. Boundaries are approximate (BLM's own caveat) — verify at the county recorder before acting. Guidance, not legal truth.","provenance":{"source_name":"BLM MLRS mining claims (live service)","source_url":"https://mlrs.blm.gov","resolution":"PLSS-derived polygons (approximate)","vintage":"live service; claim boundaries approximate (PLSS-derived)","license":"Public domain (U.S. Government work)","attribution":"Bureau of Land Management, Mineral & Land Records System (MLRS)","fill_quality":"National","source_version":"m3"}},{"id":"usa-claims-closed","slot":10,"kind":"vector","title":"Claim turnover — closed claims (BLM MLRS)","group":"Land access","tiles":"https://api.prospectormaps.app/vector/claims_closed/{z}/{x}/{y}.pbf","minzoom":9,"maxzoom":22,"default_opacity":1.0,"default_on":false,"offline_eligible":false,"gold_purpose":"Recently closed claims: ground that interested someone before and may be open now — a classic place to look. Verify current status with BLM before pegging; this map is guidance, not legal truth.","provenance":{"source_name":"BLM MLRS mining claims (live service)","source_url":"https://mlrs.blm.gov","resolution":"PLSS-derived polygons (approximate)","vintage":"live service; claim boundaries approximate (PLSS-derived)","license":"Public domain (U.S. Government work)","attribution":"Bureau of Land Management, Mineral & Land Records System (MLRS)","fill_quality":"National","source_version":"m3"}},{"id":"usa-open-ground","slot":10,"kind":"vector","title":"Open ground (public, unclaimed, unrestricted)","group":"Land access","tiles":"https://api.prospectormaps.app/vector/open_ground/{z}/{x}/{y}.pbf","minzoom":8,"maxzoom":22,"default_opacity":1.0,"default_on":true,"offline_eligible":false,"gold_purpose":"The answer to the question you actually have: ground that is BLM or National Forest, carries no active claim, and sits outside restricted areas — a place you can generally prospect. Verify locally before digging: guidance, not legal truth.","provenance":{"source_name":"BLM Surface Management Agency (SMA, limited scale)","source_url":"https://gis.blm.gov/arcgis/rest/services/lands/BLM_Natl_SMA_LimitedScale/MapServer","resolution":"generalized polygons","vintage":"live service; generalized boundaries (limited scale)","license":"Public domain (U.S. Government work)","attribution":"Bureau of Land Management, Surface Management Agency dataset","fill_quality":"National","source_version":"m3"}},{"id":"usa-mvum","slot":10,"kind":"vector","title":"Vehicle-legal routes (MVUM)","group":"Land access","tiles":"https://api.prospectormaps.app/vector/mvum_routes/{z}/{x}/{y}.pbf","minzoom":9,"maxzoom":22,"default_opacity":1.0,"default_on":false,"offline_eligible":false,"gold_purpose":"Where you may legally DRIVE on Forest Service land — roads and trails from the official Motor Vehicle Use Maps. Getting to the ground without a citation is part of the plan.","provenance":{"source_name":"USFS Motor Vehicle Use Map (MVUM)","source_url":"https://apps.fs.usda.gov/arcx/rest/services/EDW/EDW_MVUM_01/MapServer","resolution":"route linework","vintage":"live service","license":"Public domain (U.S. Government work)","attribution":"U.S. Forest Service, Motor Vehicle Use Maps","fill_quality":"National","source_version":"national-live"}},{"id":"usa-sma","slot":10,"kind":"vector","title":"Who manages the surface (SMA)","group":"Land access","tiles":"https://api.prospectormaps.app/vector/sma/{z}/{x}/{y}.pbf","minzoom":6,"maxzoom":22,"default_opacity":1.0,"default_on":false,"offline_eligible":false,"gold_purpose":"Who manages the surface under your boots — BLM, Forest Service, state, private. It decides which rules apply before any claim does.","provenance":{"source_name":"BLM Surface Management Agency (SMA, limited scale)","source_url":"https://gis.blm.gov/arcgis/rest/services/lands/BLM_Natl_SMA_LimitedScale/MapServer","resolution":"generalized polygons","vintage":"live service; generalized boundaries (limited scale)","license":"Public domain (U.S. Government work)","attribution":"Bureau of Land Management, Surface Management Agency dataset","fill_quality":"National","source_version":"m3"}},{"id":"usa-protected-areas","slot":10,"kind":"vector","title":"Wilderness & study areas (restricted)","group":"Land access","tiles":"https://api.prospectormaps.app/vector/protected_areas/{z}/{x}/{y}.pbf","minzoom":6,"maxzoom":22,"default_opacity":1.0,"default_on":true,"offline_eligible":false,"gold_purpose":"Wilderness and study areas where prospecting is restricted or prohibited. Free ground inside a wilderness is still off-limits. Warning system, not legal advice.","provenance":{"source_name":"BLM NLCS Wilderness & Wilderness Study Areas","source_url":"https://gis.blm.gov/arcgis/rest/services/lands/BLM_Natl_NLCS_WLD_WSA/MapServer","resolution":"agency polygons","vintage":"live service","license":"Public domain (U.S. Government work)","attribution":"Bureau of Land Management, National Landscape Conservation System","fill_quality":"National","source_version":"m3"}},{"id":"usa-occurrences-mrds-gold","slot":9,"kind":"vector","title":"Gold occurrences & mines (MRDS)","group":"Occurrences","tiles":"https://api.prospectormaps.app/vector/mrds_gold/{z}/{x}/{y}.pbf","minzoom":4,"maxzoom":22,"default_opacity":1.0,"default_on":true,"offline_eligible":false,"gold_purpose":"Every recorded gold occurrence and mine: where gold has actually been found. Prospect near proven ground — and these points are the model's future answer key.","provenance":{"source_name":"USGS MRDS (Mineral Resources Data System)","source_url":"https://mrdata.usgs.gov/mrds/","resolution":"point records","vintage":"2011 (systematic updates ceased; best available global set)","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, Mineral Resources Data System (MRDS)","fill_quality":"Global","source_version":"m3"}},{"id":"usa-occurrences-usmin","slot":9,"kind":"vector","title":"Historic mine workings (USMIN)","group":"Occurrences","tiles":"https://api.prospectormaps.app/vector/usmin_features/{z}/{x}/{y}.pbf","minzoom":9,"maxzoom":22,"default_opacity":1.0,"default_on":true,"offline_eligible":false,"gold_purpose":"Shafts, adits, pits and prospects digitised from the old topo maps: the exact spots earlier miners worked. Old-timers rarely dug where there was nothing.","provenance":{"source_name":"USGS USMIN topographic mine symbols (consolidated)","source_url":"https://www.sciencebase.gov/catalog/item/64dfc0efd34e5f6cd553c265","resolution":"topo-map symbol precision","vintage":"current","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, USMIN Mineral Deposit Database — prospect- and mine-related features from USGS topographic maps","fill_quality":"National","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","VA","WA","WY"],"source_version":"national-live"},"bounds":[-179.9,30.1,-75.2,71.5]},{"id":"usa-heatmap-lode","slot":9,"kind":"raster","title":"Lode find density (recorded finds)","group":"Occurrences","tiles":"https://api.prospectormaps.app/mosaic/heatmap-lode/{z}/{x}/{y}.png","minzoom":5,"maxzoom":12,"default_opacity":0.6,"default_on":false,"offline_eligible":false,"gold_purpose":"Where hard-rock gold has been RECORDED — density of documented lode occurrences and mines. 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Hot ground here means people found (and reported) gold in the wash; quiet ground may just be unreported.","provenance":{"source_name":"USGS MRDS (Mineral Resources Data System)","source_url":"https://mrdata.usgs.gov/mrds/","resolution":"point records","vintage":"2011 (systematic updates ceased; best available global set)","license":"Public domain (U.S. Government work)","attribution":"U.S. Geological Survey, Mineral Resources Data System (MRDS)","fill_quality":"Global","states":["AK","AL","AZ","CA","CO","GA","ID","MT","NC","NM","NV","OR","SC","SD","UT","WA","WY"],"source_version":"national-live"},"bounds":[-179.9,30.1,-75.3,71.5]},{"id":"usa-favourability-ak-fairbanks","slot":9,"kind":"raster","title":"Gold prospectivity rank (ak-fairbanks, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/ak-fairbanks-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"AK","bounds":[-149.0,64.2,-144.5,65.6]},{"id":"usa-favourability-ak-juneau","slot":9,"kind":"raster","title":"Gold prospectivity rank (ak-juneau, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/ak-juneau-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"AK","bounds":[-135.4,57.8,-133.2,59.0]},{"id":"usa-favourability-ak-nome","slot":9,"kind":"raster","title":"Gold prospectivity rank (ak-nome, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/ak-nome-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"AK","bounds":[-166.5,64.2,-163.0,65.4]},{"id":"usa-favourability-al-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (al-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/al-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"AL","bounds":[-88.6,30.1,-84.8,35.1]},{"id":"usa-favourability-az-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (az-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/az-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"AZ","bounds":[-114.9,31.3,-109.0,37.1]},{"id":"usa-favourability-ca-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (ca-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/ca-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"CA","bounds":[-124.5,32.5,-114.1,42.05]},{"id":"usa-favourability-co-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (co-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/co-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"CO","bounds":[-109.2,36.9,-101.9,41.1]},{"id":"usa-favourability-ga-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (ga-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/ga-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"GA","bounds":[-85.7,30.3,-80.7,35.1]},{"id":"usa-favourability-id-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (id-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/id-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"ID","bounds":[-117.3,41.9,-110.9,49.1]},{"id":"usa-favourability-mt-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (mt-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/mt-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"MT","bounds":[-116.2,44.3,-103.9,49.1]},{"id":"usa-favourability-nc-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (nc-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/nc-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"NC","bounds":[-84.5,33.7,-75.3,36.7]},{"id":"usa-favourability-nm-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (nm-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/nm-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"NM","bounds":[-109.2,31.2,-102.9,37.1]},{"id":"usa-favourability-or-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (or-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/or-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"OR","bounds":[-124.7,41.9,-116.4,46.4]},{"id":"usa-favourability-sc-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (sc-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/sc-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"SC","bounds":[-83.4,32.0,-78.4,35.3]},{"id":"usa-favourability-sd-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (sd-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/sd-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"SD","bounds":[-104.2,42.4,-96.3,46.0]},{"id":"usa-favourability-ut-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (ut-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/ut-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"UT","bounds":[-114.2,36.9,-109.0,42.1]},{"id":"usa-favourability-va-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (va-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/va-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"VA","bounds":[-83.8,36.5,-75.2,39.6]},{"id":"usa-favourability-wa-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (wa-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/wa-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. Never read it without its confidence layer.","provenance":{"source_name":"Detector prospectivity engine v1.2 (lode PU-GBM + placer process track)","source_url":"internal: stack/model/engine.py + stack/model/deposit.py","resolution":"100 m cells","vintage":"retrained on demand; validation report attached to each layer","license":"Derived work; inputs are public-domain / attribution sources recorded per slot","attribution":"Detector engine over USGS/Copernicus/ESA open data (see input layers)","fill_quality":"National","source_version":"3dep-current"},"subgroup":"Scores","state":"WA","bounds":[-124.9,45.5,-116.9,49.1]},{"id":"usa-favourability-wy-state","slot":9,"kind":"raster","title":"Gold prospectivity rank (wy-state, engine v1.2)","group":"Prospectivity","tiles":"https://api.prospectormaps.app/cog/tiles/WebMercatorQuad/{z}/{x}/{y}.png?url=s3%3A//detector-cogs/cog/usa/prospectivity/wy-state-percentile.tif&colormap=%5B%5B%5B0.0%2C+15.0%5D%2C+%5B24%2C+15%2C+60%2C+14%5D%5D%2C+%5B%5B15.0%2C+30.0%5D%2C+%5B38%2C+18%2C+88%2C+30%5D%5D%2C+%5B%5B30.0%2C+40.0%5D%2C+%5B60%2C+18%2C+110%2C+46%5D%5D%2C+%5B%5B40.0%2C+50.0%5D%2C+%5B90%2C+24%2C+125%2C+66%5D%5D%2C+%5B%5B50.0%2C+65.0%5D%2C+%5B125%2C+33%2C+130%2C+112%5D%5D%2C+%5B%5B65.0%2C+80.0%5D%2C+%5B165%2C+45%2C+128%2C+155%5D%5D%2C+%5B%5B80.0%2C+90.0%5D%2C+%5B205%2C+60%2C+110%2C+188%5D%5D%2C+%5B%5B90.0%2C+96.0%5D%2C+%5B232%2C+95%2C+88%2C+214%5D%5D%2C+%5B%5B96.0%2C+100.01%5D%2C+%5B250%2C+176%2C+60%2C+236%5D%5D%5D","minzoom":6,"maxzoom":13,"default_opacity":0.65,"default_on":true,"offline_eligible":false,"gold_purpose":"This ground scored /100 by rank: 92 means it beats 92% of the analysed map on its best-fitting deposit model — hard-rock signs (structure, chemistry, alteration, geophysics) or placer signs (gold-shedding ground upstream of a stream trap). A rank, not a probability of gold. 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