Alzada — Rockhounding in Carter County, Montana
Alzada is a mapped rockhounding spot in Carter County, Montana. Reported finds include bentonite. Below: coordinates, access notes, nearby spots, and trip-planning links.
Map showing Alzada in Carter County, Montana
Quick details
- Access
- Public area
- County
- Carter County
- State
- Montana
- Nearest road
- MT 323
- Coordinates
- 45.02933, -104.40641
Land & collecting status
Generally open to casual rockhounding
Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.
Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.
Sources & verification
Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.
State guidance last verified:
- BLM Montana — Recreational mineral collecting
- Montana Bureau of Mines and Geology
- Gem Mountain Sapphire Mine (fee-dig operator)
- Community submissions reviewed against published agency rules
Found at Alzada
Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
- BentoniteEncyclopedia →
Nearby rockhounding spots
Other rockhounding spots within driving distance of Alzada.
Across the state line from Alzada
Alzada is close enough to the Montana border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.
- Copper Prince MineCrook County, Wyoming · 38 mi awayChrysocolla, Gold, Malachite
- Warren PeakCrook County, Wyoming · 38 mi awayAzurite, Malachite
- Camp CrookHarding County, South Dakota · 42 mi awayMoss Agate, Chalcedony
- Black Hills National ForestCrook County, Wyoming · 49 mi awayFluorite, Gold
- SavoyLawrence County, South Dakota · 52 mi awayGold, Fluorite, Silver
- Spearfish CanyonLawrence County, South Dakota · 53 mi awayAmethyst, Geode, Chalcedony
Alzada FAQ
Where is Alzada?+
What rocks and minerals can you find at Alzada?+
Is collecting allowed at Alzada?+
How do I get to Alzada?+
More rockhounding in Montana
See all 87 Montana spots →Open Alzada on the map
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