DD South

United States· AlaskaUnknown
Contained Copper
—
Average Grade
—
Deposit Type
VMS — Bimodal-Felsic
Discovery Year
1976

Overview

Massive lens, 1.2 to 15 m thick. Possible faulted off segment to the SW at depth. Displaced continental margin, arc rift. Reported bimodal volcanic sequence not evident. Resource 1.62 million t @ 1.09% Cu, 5.66% Zn, 2.27% Pb, 1.9 g/t Au, 63.1 g/t Ag, not fully explored.

Geological Context

Tectonic Setting: Siliciclastic-felsic in mature epicontinental arc

Resources & Operations

Data Provenance

Source: USGS MRDS