Mine detail: Old Baldy Copper Mine

Previously called ''

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Location

Lat / long:

31.71624, -110.7604

Resource(M)

Primary:	Copper
Secondary:	Gold, Silver, Molybdenum, Lead
Tertiary:	Iron
Ore:	Chalcopyrite, Galena, Gold, Malachite, Silver
Gangue:	Biotite, Magnetite, Quartz
Orebody form:	TABULAR, IRREGULAR, BANDS AND BUNCHES

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Unknown
Development status:	Occurrence

Geology

Host rock:	Madera Canyon Granodiorite
Host type:	Diorite
Associated rock:	Gardier Canyon Rhyolite Porphyry
Associated type:	Plutonic Rock
Structure:	Ne-Trending Box Canyon Dike Swarm, Granodiorite And Porphyry Are Sheeted Parallel To Vein
Tectonic:	Mt Wrightson Fault Block

References

MRDS	M030557
DEP	10037132
Reference	{Deposit:: SCHRADER, 1915, USGS BULL 582.}{Deposit:: SCHRADER AND HILL, 1910, USGS BULL 430.}{Deposit:: ABGMT FILE DATA.}{Deposit:: HILL, 1912, USGS BULL 507.}{Deposit:: USBM FILES, OLD BALDY PROSPECT.}{Deposit:: DREWES, 1971, USGS MAP I-614 (1:48000).}{Deposit:: DREWES, 1972, USGS PP 748, P. 14-15.}
Reporter	Peterson, Jocelyn A., Calder, Susan R.