Mine detail: Triangle Mine

Previously called ''

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Location

Lat / long:

37.75106, -117.20202

Resource(M)

Primary:	Gold
Gangue:	Pyrite, Quartz
Orebody form:	TABULAR
Discovery year:	1905

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1905

Geology

Host type:	Andesite
Associated rock:	Milltown Andesite
Associated type:	Andesite
Alteration processes:	Silicification

References

MRDS	M242293
DEP	10047051
Reference	{Deposit:: RANSOME, F.L., 1909, USGS P.P. 66, P. 251.}{Deposit:: WEED, W.H., ED., 1922, THE MINES HANDBOOK, VOL. XV., P. 1313.}{Production:: RANSOME, F.L., 1909, P. 251.}
Reporter	La Pointe, D.D. (Tingley, J.V.)