Deerni

Overview

Proven and probable reserves in 1996: 0.75 million mt at 1.27% Cu, 1.05% Zn, 0.089% Co, 0.53 g/t Au, 42.9 g/t Ag (Wang and others, 2000). Concordant lenticular and tabular massive sulfide, partially brecciated bodies and disseminated zones. Qinling-Qilian mobile belt, sliced block of Mesoproterozoic oceanic ultramafic-mafic rocks.

Geological Context

Tectonic Setting: Mafic in primitive oceanic backarc

Resources & Operations

Data Provenance

Source: USGS MRDS