Mine detail: Black Diamond Prospect

Previously called 'Charleston Hills Mining Co.'

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Location

Lat / long: 40.68907, -117.55124

Resource(M)

Primary: Manganese
Ore: Braunite, Hematite, Manganite, Psilomelane, Pyrolusite
Gangue: Bementite, Chalcedony, Jasper, Rhodonite
Orebody form: LENS, BLANKET

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Last production ended: 1947

Geology

Host rock:Pumpernickel Formation;;;
Host type:Greenstone
Associated type:Diorite
Structure:Folding
Alteration processes:Silicification

References

MRDSM232786
DEP10045119
Reference{Deposit:: FERGUSON, H.G., MULLER S.W., AND ROBERTS, R.J., 1951, GEOLOGY OF WINNEMUCCA QUADRANGLE, PERSHING D HUMBOLDT COUNTIES, NEVADA: USGS MAP GQ-11.}{Deposit:: STAFF, 1983, UNPUBLISHED USBM CRIB DATA: NBMG UNPUBLISHED (TINGLEY) FILES.}{Deposit:: SHIBLER, B.K., AND WELLS R.R., 1951, CONNTRATION OF OXIDE AND SILICATE MANGANESE ORES FROM THE VICINITY OF GOLCONDA NEVADA: USBM REPORT ON INVESTIGATION 4754.}{Deposit:: TRENGROVE, R.R., 1959, RECONNAISSANCE OF NEVADA MANGANESE DEPOSITS: USBM REPORT ON INVESTIGATION 5446.}{Deposit:: PARDEE, J.T., AND NES, E.L., 1920, CONTRIBUTIONS TO ECONOMIC GEOLOGY: USGS BULL. 710-F, P. 239-240.}{Production:: TRENGROVE (1959), P16.}
ReporterPhinisey, J. D. (Marcus, S.), Humphries, S. E. (Marcus, S.), Li, Zhiping (Moyer, Lorre A.), La Pointe, D. D., La Pointe, D.D. (Tingley, J.V.)