Boss

United States· CaliforniaUnknown
Contained Copper
—
Average Grade
2.00%
Deposit Type
VMS — Bimodal-Mafic
Discovery Year
1901

Overview

Tabular 3.6 m wide, 76 m depth.

Geological Context

Tectonic Setting: Mafic in primitive oceanic backarc

Resources & Operations

Production Start: 1901

Data Provenance

Source: USGS MRDS