Mine detail: Broad Top Mine

Previously called 'Alta Copper'

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Location

Lat / long: 31.85152, -110.75818

Resource(M)

Primary: Copper, Silver
Secondary: Gold, Tungsten, Molybdenum
Ore: Chalcopyrite, Gold, Malachite, Molybdenite, Pyrite, Scheelite, Silver
Orebody form: IRREGULAR

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1956
Last production ended: 1959

Geology

Host type:Quartzite
Associated type:Quartz Latite
Structure:Strongly Brecciated Fault Zone
Alteration processes:Oxidized, Silication Of Limestone

References

MRDSM050524
DEP10039628
Reference{Deposit:: KEITH, 1974, ABM BULL 189, P. 124.}{Deposit:: CORNWALL, H.R., 1973, FIELD EXAM (?).}{Other Database:: CIMRI}{Production:: KEITH, 1974.}
ReporterPeterson, Jocelyn A., Wilt, Jan And Elliot, J.E.