Geco
Canada· OntarioUnknown
Overview
Massive sulfide below gossan zone, exposed at surface. Tabular, massive core, disseminations, in west, middle, and east zones. Extends to 457 m depth. Fault truncates middle zone on the east end, displacing west zone 76 m to the north, diabase dikes truncates middle zone on the west end. Mine closed in 1995 with 55 million t ore production.
Geological Context
Tectonic Setting: Bimodal-mafic in oceanic arc
Resources & Operations
Operator: 0
Production Start: 1957
Data Provenance
Source: USGS MRDS