Mine detail: Black Butte Mine

Previously called ''

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Location

Lat / long:

43.57398, -123.0631

Resource(M)

Primary:	Mercury
Ore:	Cinnabar, Mercury, Metacinnabar
Gangue:	Calcite, Chalcedony, Chlorite, Marcasite, Pyrite, Quartz, Sericite, Siderite
Discovery year:	1890

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer
Production years:	1897 - 1908 , 1916 - 1916 , 1927 - 1942 , 1951 , 1956 - 1957
First production started:	1900
Last production ended:	1968

Geology

Host rock:	Fisher;Fisher;Fisher
Host type:	Volcanic Breccia (Agglomerate),Andesite
Associated rock:	Calapooya Formation;Calapooya Formation
Associated type:	Tuff
Structure:	Black Butte Fault
Alteration processes:	Widespread Clay, Carbonate And Silica Alteration And Impregnation Of Host Rocks; Supergene Limonite

References

MRDS	M055188
DEP	10040417
Reference	{Deposit:: WATERS, A. C., 1945, THE BLACK BUTTE QUICKSILVER MINE, LANE COUNTY, OREGON: USGS STRATEGIC MINERALS REPORT, OPEN FILE}{Deposit:: BAILEY, E. H., USGS, PERSONAL FILES}{Deposit:: BROOKS, H. C., 1963 , QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55 , 223 P.}{Deposit:: MERCURY IN OREGON, 1965 , USBM IC 8252 .}{Deposit:: 5) SCHUETTE, C. N., 1938, QUICKSILVER IN OREGON: ODGMI BULL. 4, P. 138-145}{Deposit:: 1956 DIREXPL DMEA, FURNACED ORE FROM 2 LEVEL}
Reporter	Bergquist, Joel R., Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.