Tyrone

Overview

30% covered. Two stages of supergene enrichment 19.2?16.2 Ma and 8.7?4.6 Ma.

Geological Context

Host Rock: breccia, dacite porphyry, quartz monzonite porphyry (56-55)

Resources & Operations

Operator: Freeport-McMoRan

Mining Method: Open Pit

Production Start: 1904

Data Provenance

Source: USGS MRDS