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Copper-Stained Banded Siltite at the Blackbird Cobalt-Copper Mine

By Mineral Resources Program
Image: Copper-Stained Banded Siltite at the Blackbird Cobalt-Copper Mine
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Detailed Description

USGS scientist Art Bookstrom photographs copper-stained banded siltite, exposed in the Blacktail pit of the Blackbird cobalt-copper mine, Salmon River Mountains, east-central Idaho.

Sources/Usage

Public Domain.