Mine detail: Grand Central Mine

Previously called 'Later Part of Ohio Mines Corp.'

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Location

Lat / long:

37.34801, -117.37341

Resource(M)

Primary:	Gold, Silver
Ore:	Gold
Gangue:	Pyrite, Quartz
Orebody form:	TABULAR
Discovery year:	1895

Production

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

Geology

Host rock:	Wyman Formation
Host type:	Phyllite,Shale,Limestone
Associated type:	Diorite
Structure:	Post-Ore Movement On Fault
Alteration processes:	Argillic

References

MRDS	M241919
DEP	10046718
Reference	{Deposit:: USGS BULL 380, P. 41-43.}{Deposit:: RANSOME, F.L., 1909, SEPT., MINING & SCI., PRESS, P. 433; NBMG FILE 92, ITEM}{Deposit:: SMITH/BENTZ, 1983, FIELD EXAMINATION, NBMG, 9 MAY 83}
Reporter	La Pointe, D.D. (Tingley, J.V.)