Mine detail: Chisholm

Previously called 'Little JeanMrs. Dewey'

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Location

Lat / long: 42.60843, -122.96531

Resource(M)

Primary: Mercury
Ore: Cinnabar, Mercury, Metacinnabar
Gangue: Kaolinite, Opal
Discovery year: 1915

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1916-1917, 1919, 1930-1935

Geology

Host type:Amphibolite,Sandstone
Associated type:Basalt
Structure:Local Fault
Alteration processes:Silicification, Carbonatization

References

MRDSM055841
DEP10040946
Reference{Deposit:: BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P., P. 73 , P. 73}{Deposit:: PARKS, H. M. AND SWARTLEY, A. M., 1916, HANDBOOK OF THE MINING INDUSTRY OF OREGON: MINERAL RESOURCES OF OREGON, OREGON BUREAU OF MINES AND GEOLOGY, V. 2, NO. 4, P. 54.}{Deposit:: WELLS, F. G. AND WATERS, A. C., 1934, QUICKSILVER DEPOSITS OF SOUTHWESTERN OREGON: USGS BULL. 850, P. 55.}{Deposit:: WILLIAMS, H. AND COMPTON, R., 1943, QUICKSILVER DEPOSITS OF THE MEADOWS DISTRICT, SOUTHWEST OREGON; USGS UNPUBLISHED REPORT}
ReporterPeterson, Jocelyn A., Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.