Stall Lake

Overview

Massive. 4 orebodies (No. 1, 2, 3, and 4). No. 1 strike length 76 m, depth from surface down to 777 m, upper part is split into east and west zones. No. 2 is a smaller elongate body. No. 3 is similar to No. 2 but slightly discordant to host rocks along strike. No. 4 is the largest lens extends from 457 to 1402 m depth, strike length is 90 m, width 39 m, dips 20-60?, avg. 42?, with a disseminated or stringer zone at the west end. A, D, and G are smaller lenses in the hangingwall of No. 1. Island arc tholeiite.

Geological Context

Tectonic Setting: Bimodal-mafic in oceanic arc

Resources & Operations

Operator: 0

Production Start: 1964

Data Provenance

Source: USGS MRDS