Twin Buttes

United States· ArizonaUnknown
Contained Copper
5.0 Mt
Average Grade
0.50%
Deposit Type
Porphyry Cu-Mo
Discovery Year
1870

Overview

100% covered.

Geological Context

Host Rock: breccia, quartz monzonite porphyry, quartz-feldspar porphyry, skarn (58)

Resources & Operations

Operator: 0

Mining Method: Open Pit

Production Start: 1965

Data Provenance

Source: USGS MRDS

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