About this location
Always seek permission where required, follow local laws, and practice Leave No Trace. Locations and details are community-submitted and may be inaccurate. Not sure what's legal here? Read our full guide to rockhounding laws by land type.
Found Here
Geology and deposit
- Host rock
- Andesite Of Isabella Ridge — Andesite
- Orebody form
- VEINLETS, DISSEMINATED
- Tectonic setting
- Cascade Volcanic Arc
- Deposit model
- 85: Polymetallic veins
Steeply Dipping, Northwest-Trending Faults And Fractures
Wall Rocks Have Been Hydrothermally Altered
Mining history
- Status
- Occurrence
- Workings
- Underground
- Production size
- Small
Records and references
KING, R.U., U.S. GEOLOGICAL SURVEY, UNPUB. DATAHUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 62. STAATZ, M.H., WEIS, P.L., TABOR, R.W., ROBERTSON, J.F., VAN NOY, R.M., PATTEE, E.C., AND HOLT, D.C., 1971, MINERAL RESOURCES OF THE PASAYTEN WILDERNESS AREA, WASHINGTON: U.S. GEOLOGICAL SURVEY BULLETIN 1325, P. 111-114. STOFFEL, K.L., AND MCGRODER, M.F., 1990, GEOLOGIC MAP OF THE ROBINSON MTN. 1:100,000 QUADRANGLE, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-5, SCALE 1:100,000. PURDY, C.P. JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, P. 162. DERKEY, R.E., GULICK, C.W., LINGLEY, W.S., JR., 1993, WASHINGTON'S MINERAL INDUSTRY - 1992: WASHINGTON GEOLOGY, V. 21, NO. 1, P. 3-25.
Data: USGS Mineral Resources Data System, record 10008484 — view the source record
Difficulty
Getting there
Location on Map
Coordinates: 48.78622, -120.32063
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Recommended Gear for Washington
Estwing E3-22P Rock Pick
The industry-standard 22oz geological hammer. One-piece forged steel with shock-reduction grip.
Clear Anti-Fog Safety Glasses (4 Pack)
Adjustable, anti-fog lenses for clear vision in any conditions. About $5 per pair.
Watertight Medical Kit
Compact, waterproof first aid kit with bandages, moleskin, and field essentials.
Northwest Treasure Hunter's Gem and Mineral Guide
Whether you're digging for the first time or are an experienced rockhound or "prospector," with a simple rock hammer and...
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