Rockhounding in Idaho
Idaho is famous for star garnets (found only here and India), opals, agates, and the stunning jaspers of the Owyhee region.
5 Rockhounding Locations
Spencer Opal Mine
Spencer, Idaho · Fee Dig
The only opal mine in the US open for public digging. Dig through volcanic rhyolite to find fire opals with brilliant red, orange, and green play-of-c...
Emerald Creek Garnet Area
Clarkia, Idaho · USFS
The only place in the world (outside India) where star garnets are found. USFS-designated garnet collecting area. Stunning four-ray star garnets.
Homedale / Owyhee Jasper
Homedale, Idaho · BLM Land
The Owyhee region produces some of the world's finest jasper including Morrisonite, Willow Creek, and Bruneau jasper. World-class lapidary material.
Bruneau River Canyon
Bruneau, Idaho · BLM Land
Famous for Bruneau jasper — one of the most beautiful and sought-after jaspers in the world. Deep canyon country requiring 4WD.
Woodward Reservoir Agates
Council, Idaho · BLM Land
BLM land known for beautiful agate and jasper. Part of the prolific rockhounding region of west-central Idaho.
⛏️ Gear for Idaho Rockhounding
Here's the essential gear recommended for rockhounding in Idaho.
Rock Hammer
The most essential rockhounding tool. Choose a hammer with both a flat striking face and a pointed pick end.
Typical: $25-45
Safety Glasses
Mandatory protective gear. Rock chips fly unpredictably when hammering.
Typical: $10-20
Chisel Set
Cold chisels in 3-4 sizes for precise extraction from matrix rock.
Typical: $15-30
Geologist's Pick
A heavier crack hammer for splitting hard rock. Essential for hard rock mining areas.
Typical: $35-60
Sifting Screen
Stackable mesh screens for sifting gravel and dirt. Essential for gem and fossil hunting.
Typical: $20-40
UV Flashlight
Long-wave UV light for finding fluorescent minerals and Yooperlites.
Typical: $15-35