Arizona · Pinal County
Occurrence
Old Chief Mine
Pinal County, Arizona, United States
Copper
Silver
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USGS source ↗
Commodities
Primary
Copper, Silver
Commodity type
M
Deposit
Deposit size
N
Ore control
Fault?
Materials
Ore minerals
Bornite, Chrysocolla, Malachite
Geology
Host rock
Diorite,Volcanic Rock (Aphanitic)
Associated rock
Diabase
Alteration
Propylitic
Economic & production
Development status
Occurrence
Identification
Deposit ID
10039963
MRDS ID
M051179
Region
NA
Data score
D
Coordinates
32.62204, -111.06402
References
N.G. BANKS, FIELD EXAMCIMRI