Sibaiskoe

Overview

?2.7 g/t Au in primary ore; ?88 g/t Au, 207 g/t Ag and 1.6% Hg in oxidized ore. Concordant lenses of massive sulfide and brecciated ores, and discordant vein-like bodies of massive and disseminated ores. Devonian Magnitogorsk volcanic arc, South Urals.

Geological Context

Tectonic Setting: Bimodal-mafic in oceanic arc

Resources & Operations

Production Start: 1939

Data Provenance

Source: USGS MRDS