Map of Chalcedony Locations in USA
Are you looking to go rockhounding for Chalcedony? The United States offers 32 documented locations where you can find Chalcedony. Explore our interactive map below to discover the best public dig sites, mines, and natural occurrences across the country.
Before heading out to these locations, ensure you verify land ownership rules and have the appropriate tools for extracting Chalcedony. Always follow Leave No Trace principles when collecting.
Attu Island
Latitude: 52.849409Longitude: -173.244623Potential Finds: Chalcedony, JasperState: Alaska
Potential finds: Chalcedony, Jasper
Trinity River
Latitude: 40.693751Longitude: -122.863465Potential Finds: Chalcedony, Gold, Jasper, Jade, Petrified WoodState: California
Potential finds: Chalcedony, Gold, Jasper, Jade, Petrified Wood
Unnamed Location
Latitude: 37.76977Longitude: -122.426949Potential Finds: Chalcedony, CurtisiteState: California
Potential finds: Chalcedony, Curtisite
Tick Canyon
Latitude: 34.426665Longitude: -118.391581Potential Finds: Chalcedony, Banded Agate, BloodstoneState: California
Potential finds: Chalcedony, Banded Agate, Bloodstone
Unnamed Location
Latitude: 33.507954Longitude: -114.824086Potential Finds: Chalcedony, Fire AgateState: California
Potential finds: Chalcedony, Fire Agate
Caledesi Causeway Banks
Latitude: 28.057785Longitude: -82.808868Potential Finds: ChalcedonyState: Florida
Potential finds: Chalcedony
Lakeland
Latitude: 28.123539Longitude: -81.886862Potential Finds: Chalcedony, Silicified coralState: Florida
Potential finds: Chalcedony, Silicified coral
Rome
Latitude: 34.267749Longitude: -85.256722Potential Finds: Chalcedony, Geodes, Rose QuartzState: Georgia
Potential finds: Chalcedony, Geodes, Rose Quartz
Chattahoochee River
Latitude: 32.514026Longitude: -84.996223Potential Finds: Chalcedony, Chert, Flint, Jasper, Opal, Opalized woodState: Georgia
Potential finds: Chalcedony, Chert, Flint, Jasper, Opal, Opalized wood
Potential finds: Chalcedony, Fossils
Michigamme Mine
Latitude: 46.538611Longitude: -88.097222Potential Finds: Chalcedony, Hematite, JaspiliteState: Michigan
Potential finds: Chalcedony, Hematite, Jaspilite
Lincoln
Latitude: 38.383012Longitude: -93.231823Potential Finds: Chalcedony, Chert, Mozarkite, Galena, JasperState: Missouri
Potential finds: Chalcedony, Chert, Mozarkite, Galena, Jasper
Hermitage
Latitude: 37.943497Longitude: -93.308098Potential Finds: Chalcedony, ChertState: Missouri
Potential finds: Chalcedony, Chert
Chadron
Latitude: 42.871255Longitude: -103.021096Potential Finds: Chalcedony, Blue ChalcedonyState: Nebraska
Potential finds: Chalcedony, Blue Chalcedony
Dawes County
Latitude: 42.665129Longitude: -103.112088Potential Finds: Chalcedony, Celestite crystals, Fossils, Concretions, Agatized wood, Opalized woodState: Nebraska
Potential finds: Chalcedony, Celestite crystals, Fossils, Concretions, Agatized wood, Opalized wood
Sioux County
Latitude: 42.588669Longitude: -103.595255Potential Finds: Chalcedony, Celestite crystals, Fossils, Concretions, Agatized wood, Opalized woodState: Nebraska
Potential finds: Chalcedony, Celestite crystals, Fossils, Concretions, Agatized wood, Opalized wood
Weeping Water
Latitude: 40.866963Longitude: -96.160672Potential Finds: Chalcedony, Jasper, FossilsState: Nebraska
Potential finds: Chalcedony, Jasper, Fossils
Lander County
Latitude: 39.885759Longitude: -117.113024Potential Finds: Chalcedony, Jasper, Opal, OpaliteState: Nevada
Potential finds: Chalcedony, Jasper, Opal, Opalite
Golconda
Latitude: 40.978696Longitude: -117.483383Potential Finds: Chalcedony, Petrified woodState: Nevada
Potential finds: Chalcedony, Petrified wood
Montezuma Peak
Latitude: 37.662568Longitude: -117.36111Potential Finds: Chalcedony, Chert, Jasper, Quartz crystals, Obsidian, Opalized woodState: Nevada
Potential finds: Chalcedony, Chert, Jasper, Quartz crystals, Obsidian, Opalized wood
Panaca
Latitude: 37.760519Longitude: -114.367397Potential Finds: Chalcedony, Chert, FlintState: Nevada
Potential finds: Chalcedony, Chert, Flint
Henderson
Latitude: 35.973965Longitude: -115.057361Potential Finds: Chalcedony, Jasper, OnyxState: Nevada
Potential finds: Chalcedony, Jasper, Onyx
Blanco Trading Post
Latitude: 36.346718Longitude: -107.825295Potential Finds: ChalcedonyState: New Mexico
Potential finds: Chalcedony
Democrat
Latitude: 35.786494Longitude: -82.500678Potential Finds: Chalcedony, Feldspar crystals, Gem Garnet, Moonstone, Olivine crystals, VermiculiteState: North Carolina
Potential finds: Chalcedony, Feldspar crystals, Gem Garnet, Moonstone, Olivine crystals, Vermiculite
Alsace Township
Latitude: 40.366971Longitude: -75.865564Potential Finds: Chalcedony, Jasper, AgateState: Pennsylvania
Potential finds: Chalcedony, Jasper, Agate
Hinton Creek
Latitude: 31.014512Longitude: -99.064549Potential Finds: Chalcedony, ChertState: Texas
Potential finds: Chalcedony, Chert
Potential finds: Chalcedony
Knobly Mountain
Latitude: 39.345874Longitude: -79.002904Potential Finds: Chalcedony, Calcite, Dolomite crystals, Fluorite crystals, Sulfur, Quartz crystals, SphaleriteState: West Virginia
Potential finds: Chalcedony, Calcite, Dolomite crystals, Fluorite crystals, Sulfur, Quartz crystals, Sphalerite
Granite Mountains
Latitude: 42.471741Longitude: -107.17959Potential Finds: ChalcedonyState: Wyoming
Potential finds: Chalcedony
Sevier Lake
Latitude: 39.016561Longitude: -113.289072Potential Finds: Chalcedony, Galena, Garnet, MolybdeniteState: Utah
Potential finds: Chalcedony, Galena, Garnet, Molybdenite
Dog Valley
Latitude: 38.66477Longitude: -112.57985Potential Finds: Chalcedony, FluoriteState: Utah
Potential finds: Chalcedony, Fluorite
Fairfield
Latitude: 40.2736Longitude: -112.145225Potential Finds: Chalcedony, Chert, Limonite, Pyrite, Quartz, Variscite, FossilsState: Utah
Potential finds: Chalcedony, Chert, Limonite, Pyrite, Quartz, Variscite, Fossils