El Arco

Overview

Large undeveloped porphyry Cu-Au deposit in central Baja California.

Geological Context

Host Rock: Diorite porphyry (Laramide)

Tectonic Setting: Continental arc

Geological Province: Baja California

Metallogenic Belt: Western US Porphyry Belt

Resources & Operations

Operator: Grupo Mexico

Mining Method: Open Pit

Data Provenance

Source: Grupo Mexico reports

Last Verified: 2025-12-01