Mine detail: Homestake Mine

Previously called 'NBMG # 4407'

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Location

Lat / long:

38.91797, -119.25709

Resource(M)

Primary:	Copper, Lead
Secondary:	Silver
Tertiary:	Gold
Ore:	Galena
Orebody form:	IRREGULAR

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	SMALL TONNAGE OF COPPER-SILVER ORE SHIPPED IN 1940.

Geology

Host type:	Limestone
Associated type:	Monzonite,Diorite
Alteration processes:	Copper Sulfides And Galena Occur In Both Vein And Replacement Ore. Some Of The Quartz Vein Was Brecciated Near Fissures In The South End Of The Camp.

References

MRDS	M035871
DEP	10103618
Reference	{Deposit:: MOORE, J. G., 1969 , GEOLOGY AND MINERAL DEPOSITS OF LYON, DOUGLAS AND ORMSBY CO., NEV., NEV. BUREAU OF MINES, BULL. 75 .}{Deposit:: TELLURIDE CLAIMS,YERINGTON MINING DISTRICT,LYON COUNTY, QUADE VISIT SITE 7-11-89,NBMG UNPUBLISHED MINING DISTRICT FILES (TINGLEY FILES).}
Reporter	Fiebelkorn, J. B. (Stewart, J. H.), Marcus, S. (Doebrich, J.)