Where to Find Dolomite
59 mapped dolomite spots across 21 regions in 2 countries. Pick a region for its local guide, or browse every spot below. Dolomite is reported at multiple rockhounding spots across the United States. The map below shows where collectors most often find it on legal public ground.
Every mapped dolomite spot
Best spotCrittenden CountyCrittenden County, KentuckyPublic access · Galena, Fluorite, Barite +7
Best spotKnobly MountainMineral County, West VirginiaPublic access · Chalcedony, Calcite, Dolomite +4
Best spotBen Lomond MountainWarren County, TennesseePermission required · Calcite, Celestite, Dolomite +3
Best spotCorydonHarrison County, IndianaPublic access · Calcite, Fluorite, Dolomite +1
Best spotFort SpringGreenbrier County, West VirginiaPublic access · Calcite, Celestite, Dolomite +1
Best spotLime Kiln ParkOzaukee County, WisconsinPublic access · Fossil, Coral, Crinoid +1
Best spotHarmanRandolph County, West VirginiaPublic access · Calcite, Dolomite, Quartz
Best spotHarrodsburgMonroe County, IndianaPublic access · Calcite, Dolomite, Aragonite
Best spotPetersburgGrant County, West VirginiaPublic access · Calcite, Dolomite, Quartz
Montreal MineIron County, WisconsinPublic access · Actinolite, Barite, Selenite +15- Lubec Lead MineWashington County, MainePublic access · Anglesite, Bornite, Calcite +13
- Pompton LakesPassaic County, New JerseyPublic access · Banded Agate, Amethyst, Barite +12
- Prospect Park QuarryPassaic County, New JerseyPublic access · Banded Agate, Amethyst, Barite +12
- Clifton mining districtTooele County, UtahPublic access · Agate, Azurite, Dolomite +11
- FredericktownMadison County, MissouriPublic access · Aragonite, Azurite, Calcite +10
JoplinJasper County, MissouriPermission required · Apatite, Aragonite, Azurite +10- Cole CountyCole County, MissouriPublic access · Barite, Calcite, Cerussite +9
- MiamiOttawa County, OklahomaCheck locally · Aragonite, Barite, Calcite +9
- Oscura MountainsSocorro County, New MexicoPermission required · Chrysocolla, Chalcocite, Atacamite +9
- SteelvilleCrawford County, MissouriPublic access · Allophane, Amethyst, Azurite +9
- Eldon & EttervilleMoniteau County, MissouriPublic access · Barite, Calcite, Cerussite +8
- Iron MountainSaint Francois County, MissouriPublic access · Yellow Garnet, Apatite, Barite +8
- GreeneHawkins County, TennesseePublic access · Calcite, Celestite, Dolomite +7
- Hiddenite (area 2)Alexander County, North CarolinaPublic access · Aquamarine, Beryl, Quartz +7
- SpringfieldGreene County, MissouriPublic access · Barite, Calcite, Cerussite +7
- Wythe CountyWythe County, VirginiaPermission required · Aragonite, Calcite, Fluorite +7
- PalmerWashington County, MissouriPublic access · Anglesite, Calcite, Cerussite +6
- BridgeportMontgomery County, PennsylvaniaPublic access · Calcite, Chalcedony, Dolomite +5
- Crystal Glen CreekHancock County, IllinoisPublic access · Geode, Barite, Calcite +5
- SanduskyErie County, OhioPublic access · Calcite, Celestite, Dolomite +5
- Cap-aux-Meules gypsum cliffsLes Îles-de-la-Madeleine, QuébecCheck locally · Gypsum, Selenite, Dolomite +4
- GenoaOttawa County, OhioPublic access · Calcite, Celestite, Dolomite +4
- Lake SpavinawMayes County, OklahomaCheck locally · Cerussite, Galena, Magnetite +4
- Maple Grove QuarrySeneca County, OhioPublic access · Calcite, Celestite, Dolomite +4
- Temple MountainEmery County, UtahPublic access · Ankerite, Carnotite, Dolomite +4
- Alice Mine near ElijahHowell County, MissouriPublic access · Dolomite, Greenockite, Pyrite +3
- ArnoldJefferson County, MissouriPublic access · Geode, Dolomite, Marcasite +3
- BoatlandFentress County, TennesseePublic access · Calcite, Celestite, Dolomite +3
- Bronk QuarryWinona County, MinnesotaPublic access · Calcite, Dolomite, Goethite +3
- Carpenter Hollow and Buffalo CoveFentress County, TennesseePublic access · Calcite, Celestite, Dolomite +3
- Clay Center limestone quarryOttawa County, OhioPublic access · Calcite, Celestite, Dolomite +3
- EminenceShannon County, MissouriPublic access · Calcite, Chalcopyrite, Cuprite +3
- Kansas CityJackson County, MissouriPublic access · Aragonite, Barite, Calcite +3
- LivingstonOverton County, TennesseePublic access · Calcite, Celestite, Dolomite +3
- Saint Charles QuarrySaint Charles County, MissouriPublic access · Yellow Calcite, Green Calcite, Chert Nodule +3
- Abandoned Mines (Yellville area)Marion County, ArkansasCheck locally · Smithsonite, Calcite, Quartz +2
- MontereyPutnam County, TennesseePublic access · Calcite, Celestite, Dolomite +2
- West MineralCherokee County, KansasPublic access · Pyrite, Calcite, Dolomite +2
- BirdsvilleLivingston County, KentuckyPublic access · Calcite, Dolomite, Fluorite +1
- Danville QuarryMontgomery County, MissouriPublic access · Calcite, Dolomite, Millerite +1
- Judy GapPendleton County, West VirginiaPublic access · Calcite, Dolomite, Smoky Quartz +1
- LexingtonRockbridge County, VirginiaPublic access · Calcite, Chalcopyrite, Dolomite +1
- North Fork GapGrant County, West VirginiaPublic access · Calcite, Celestite, Dolomite +1
- Berkeley CountyBerkeley County, West VirginiaPublic access · Calcite, Dolomite, Quartz
- BlufftonWells County, IndianaPublic access · Dolomite, Marcasite, Pyrite
- GeorgiaLawrence County, IndianaPublic access · Barite, Dolomite, Strontianite
- Limestone quarriesUnicoi County, TennesseePublic access · Calcite, Celestite, Dolomite
- Cricket MountainsMillard County, UtahPublic access · Dolomite, Hematite
- Lamoille RiverChittenden County, VermontPublic access · Dolomite, Chalcopyrite
Top regions for dolomite
United States
58 spots · 20 regionsCanada
1 spots · 1 regionsDolomite rockhounding FAQ
Where is the best place to find dolomite?+
Missouri, Tennessee, West Virginia have the highest concentrations of dolomite in this list. Quality and access vary by area, so open the linked region pages for a detailed view.
How many dolomite rockhounding spots does RockHoundR track?+
59 mapped spots across 21 regions in 2 countries. The app keeps these on a map alongside your private finds.
Can I legally collect dolomite on public land?+
In the U.S., casual hand collecting of common rocks and minerals like dolomite is allowed on most BLM and U.S. Forest Service land, with daily and annual limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Rules differ by country and region, so always check with the managing agency before a trip.
How do I identify dolomite in the field?+
Field identification of dolomite comes down to color, hardness, fracture, and luster. The RockHoundR app links to geology details for each spot to help narrow down what you might be picking up.
Hunt dolomite on the map
Open RockHoundR to see these spots on a real map with public land overlays and trip-planning details.
