Mine detail: Four Sisters Mine

Previously called 'NBMG Sample Sites 23512352.'

<< Back to the map

Location

Lat / long:

40.72211, -117.83986

Resource(M)

Primary:	Gold, Silver
Tertiary:	Copper, Lead, Antimony
Ore:	Chalcocite, Gold, Malachite, Tetrahedrite
Orebody form:	TABULAR

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host rock:	Koipato Formation.;Prida
Host type:	Limestone,Rhyolite
Associated type:	Volcanic Rock (Aphanitic),Welded Tuff
Structure:	Shear Zone

References

MRDS	M232551
DEP	10044916
Reference	{Deposit:: TINGLEY, J. B., 1981, ORAL COMMUNICATION}{Deposit:: GARSIDE, L. J., 29 SEP 84, NBMG FIELD EXAMINATION AND SAMPLE ANALYSES.}{Deposit:: NBMG STAFF, 1985, NBMG OFR 85-3}{Production:: TINGLEY, J. V., 1981, ORAL COMMUNICATION}
Reporter	Li, Zhiping (Peters, S.), Royse, Sue E., La Pointe, D.D. (Tingley, J.V.)