Skip to main content
U.S. flag

An official website of the United States government

Deep Creek Road Banded Siltite

Detailed Description

Outcrop of the banded siltite unit of the Apple Creek Formation of the Lemhi Group, in the Lemhi sub-basin of the Mesoproterozoic Belt Basin. This exposure is along the Deep Creek road, southeast of the Blackbird cobalt-copper mine area, in the Salmon River Mountains of east-central Idaho. USGS intern, Shane Kostka, observes characteristic features of the banded siltite unit.

Sources/Usage

Public Domain.