Malm Gulch — Rockhounding in Custer County, Idaho
Malm Gulch is a mapped rockhounding spot in Custer County, Idaho. Reported finds include agate, petrified wood. Below: coordinates, access notes, nearby spots, and trip-planning links.
Map showing Malm Gulch in Custer County, Idaho
Quick details
- Access
- Public area
- County
- Custer County
- State
- Idaho
- Nearest road
- Malm Gulch Trail
- Coordinates
- 44.33834, -114.22255
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:
- Idaho Panhandle National Forests — Emerald Creek
- Idaho Geological Survey
- Spencer Opal Mines (fee-dig operator)
- Community submissions reviewed against published agency rules
Found at Malm Gulch
Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
Nearby rockhounding spots
Other rockhounding spots within driving distance of Malm Gulch.
- Challis (fluorite area)Custer County, Idaho · 11 mi awayFluorite
- ChallisTop pick in IdahoCuster County, Idaho · 11 mi awayRed Agate, Banded Opal
- Parker MountainTop pick in IdahoLemhi County, Idaho · 24 mi awayAgate, Chalcedony
- Ima MineLemhi County, Idaho · 29 mi awayTungsten, Tetrahedrite, Chalcopyrite
- Salmon River (Stanley area)Custer County, Idaho · 34 mi awayGold, Cinnabar
- Meyers CoverLemhi County, Idaho · 36 mi awayBanded Agate
- StanleyCuster County, Idaho · 37 mi awayCorundum, Gold, Sapphire
- Pole CreekBlaine County, Idaho · 39 mi awayGeode, Amethyst, Quartz
Malm Gulch FAQ
Where is Malm Gulch?+
What rocks and minerals can you find at Malm Gulch?+
Is collecting allowed at Malm Gulch?+
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More rockhounding in Idaho
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