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Gypsum (var. Selenite) (W. Perkin mount)

Great Salt Plains, near Jet, Alfalfa County, Oklahoma, USA

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30 x 19 x 18 mm overall

An aesthetic cluster of sharp, lustrous, transparent to opaque, brown Gypsum (var. Selenite) blades from Oklahoma. The crystals to 30 mm long are doubly terminated with the hourglass-shaped sand inclusions for which this famous Great Salt Plains National Wildlife Refuge locality is known for. It is in excellent condition, and with Willard Perkin's original thumbnail mounting and labels.

ex. Willard Perkin specimen

Specimen #  T-118

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