Mine detail: Winchester Vein

Previously called 'Part of the Imperial-Eagle Group'

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Location

Lat / long:

44.86735, -118.27077

Resource(M)

Primary:	Gold, Silver
Tertiary:	Arsenic, Lead, Copper, Zinc
Ore:	Chalcopyrite, Galena, Pyrite, Sphalerite
Gangue:	Quartz, Sericite

Production

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

Geology

Host type:	Diorite
Associated rock:	Bald Mountain Batholith
Associated type:	Diorite

References

MRDS	M025450
DEP	10100733
Reference	{Deposit:: FERNS, M.L. AND OTHERS, 1982, MAP OF THE GEOLOGY AND MINERAL DEPOSITS OF THE MT. IRELAND QUADRANGLE, BAKER AND GRANT COUNTIES, OREGON; ODGMI MAP (IN PREPARATION)}{Deposit:: PARDEE, J.T. AND HEWITT, D.F., 1914, GEOLOGY AND MINERAL RESOURCES OF THE SUMPTER QUADRANGLE; OREGON BUREAU OF MINES AND GEOLOGY, VOL. 1, NO. 6, P. 98}{Deposit:: LINDGREN, W., 1901, GOLD BELT OF THE BLUE MOUNTAINS OF EASTERN OREGON; USGS ANN. REPT. NO. 22. P. 673}
Reporter	Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.