Mine detail: Manganese Chief Group

Previously called 'Johnson-Kelly Manganese Group'

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Location

Lat / long: 33.93676, -107.09281

Resource(M)

Primary: Manganese
Ore: Psilomelane, Pyrolusite
Gangue: Calcite, Quartz
Orebody form: IRREGULAR
Discovery year: 1917

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1953
Last production ended: 1958

Geology

Host type:Rhyolite
Associated type:Rhyolite

References

MRDSD008000
DEP10101729
Reference{Deposit:: FARNHAM, L.L., 1961 USBM IC-8030, P. 152-154}{Deposit:: NMBMMR GENERAL FILE DATA}{Deposit:: PETTY, D.M., 1979 NMBMMR OFR-106, 174 PAGES, 2 PLATES}
ReporterMenzie, David