Okuki

Japan· EhimeUnknown
Contained Copper
—
Average Grade
2.80%
Deposit Type
VMS — Bimodal-Mafic
Discovery Year
1935

Overview

Massive and disseminated ores. Honko deposit, Otoko deposit. Besshi-type. Thin radiolarian red chert (as much as 20 cm thick) overlies the ore deposit. Ocean tholeiite affinity.

Geological Context

Tectonic Setting: Pelite-mafic in mature oceanic backarc

Resources & Operations

Operator: 0

Production Start: 1935

Data Provenance

Source: USGS MRDS

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