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Colemanite with Todorokite

Corkscrew Mine, Furnace Creek District, near Ryan, Death Valley, Inyo County, California, USA

$225
Large Cabinet

113 x 87 x 56 mm overall

This top-quality, sculptural Colemanite specimen is from the old Corkscrew Mine located inside Death Valley National Monument. It is comprised of intergrown, glassy, colorless, spheroidal aggregates of Colemanite crystals to 4 mm, with scattered inclusions of black Todorokite. There is a small, bright-red grain of Realgar? present. It is complete on all sides, with just 2 small points of attachment, and is in excellent condition. This was found in the 1980s, and collecting here is now forbidden. Fluorescent yellow in both SW and LW Ultraviolet light.

Specimen #  CMC2

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