Libby: Aegirine & Asbestos Rockhounding in Lincoln County, Montana
- Minerals reported
- 6
- Elevation
- 2,900 ft
- Best months
- March to October
Libby is a mapped rockhounding spot in Lincoln County, Montana. Reported finds include aegirine, asbestos, vermiculite, tremolite, gold, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.
Plan your visit
Generally open to casual rockhounding
- County
- Lincoln County
- State
- Montana
- Nearest road
- National Forest Development Road 618
- Coordinates
- 48.30385, -115.59642
Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.
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.
Best time to visit Libby
Comfortable months (45 to 90°F highs)
Best months: March to October. Typical highs run 84°F in midsummer and 29°F in midwinter, with winter lows near 18°F.
Climate normals: NOAA 1991-2020 monthlies, LIBBY station (6 mi away), adjusted for elevation.
Geology at Libby
This spot sits on Glacial deposits, mapped as sand and gravel that formed within roughly the last 3 million years. Stream-worked gravels like these are where placer gold tends to concentrate, settling toward bedrock, inside gravel bars, and behind boulders.
- Mapped unit
- Glacial deposits
- Age
- 3 Ma to present (Pleistocene)
- Rock types
- sand and gravel
- Elevation
- 2,900 ft
Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.
Today's weather
Is today a good day to go?
The app shows live weather, recent rain, and a daily rockhounding score for Libby.
Get the appSources & 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 Libby
Each name 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 Libby.
- Cable MountainLincoln County, Montana · 11 mi awayScheelite, Epidote
- SylvaniteLincoln County, Montana · 31 mi awayGold, Pyrite
- Cedar Creek and Trout CreekMineral County, Montana · 85 mi awayGold
- Ninemile CreekMissoula County, Montana · 95 mi awayGold
Across the state line from Libby
Libby 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.
- Goat Mountain & Blackdome PeakBonner County, Idaho · 25 mi awayKyanite
- Conjecture MineBonner County, Idaho · 47 mi awayRhodochrosite
- Pack RiverBoundary County, Idaho · 47 mi awayGarnet, Feldspar, Mica
- PrichardShoshone County, Idaho · 48 mi awayGold
- BayviewBonner County, Idaho · 49 mi awayGalena
- Tungsten Hill MineBoundary County, Idaho · 52 mi awayGold, Silver, Lead
Libby FAQ
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More rockhounding in Montana
See all 106 Montana spots →
Open Libby on the map
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