Mine detail: Mother Lode

Previously called 'Canyon CreekAmerican AlmadenConsolidated Quicksilver'

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Location

Lat / long:

44.33567, -120.35832

Resource(M)

Primary:	Mercury
Ore:	Cinnabar, Pyrite
Gangue:	Chalcedony, Opal, Quartz
Orebody form:	LENTICULAR - OR CHIMNEY LIKE
Discovery year:	1902

Production

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

Geology

Host type:	Basalt
Associated rock:	Clarno Formation, Andesite, Basalt Flows
Associated type:	Tuff,Rhyolite,Andesite,Basalt
Alteration processes:	Extensive Clay Alteration Along Faults And Shear Zones. Silicification, Carbonatization.

References

MRDS	M055194
DEP	10040421
Reference	{Deposit:: BAILEY, E.H., USGS, PERSONAL FILE}{Production:: BAILEY, E.H., USGS, PERSONAL FILES}
Reporter	Bergquist, Joel R., Horley, D. And Walker, G. W.