Mine detail: Dutchess Prospect

Previously called 'Dutchess Mine'

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Location

Lat / long:

38.04161, -117.57036

Resource(B)

Primary:	Gold, Copper
Secondary:	Silver
Tertiary:	Fluorine-Fluorite
Ore:	Chalcopyrite, Fluorite
Gangue:	Hematite, Jarosite, Limonite, Pyrite, Pyrolusite, Quartz
Orebody form:	TABULAR

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Wyman Formation
Host type:	Argillite,Siltstone,Limestone
Associated type:	Quartz Monzonite
Structure:	Lee Fault, Fractures
Alteration processes:	Silicification, Pyrite Haldes Around Veins, Sericitization, Weak Argillization

References

MRDS	M242475
DEP	10047211
Reference	{Deposit:: PHARISS,E.I., 1974, GEOLOGY AND ORE DEPOSITS OF THE ALPINE MINING D ISTRICT, ESMERALDA COUNTY, NEVADA: M.S.THESIS, UNIVERSITY OF NEVADA, P.87-88}{Deposit:: ALBERS,J.P. AND STEWART,J.H. 1972, NBMG BULL 78.}{Deposit:: NBMG OFR 83-8, 83-11, 1983}
Reporter	La Pointe, D.D. (Tingley, J.V.)