Selenite from the playa lake clays of Lake Gilles, South Australia. Featured in an article in "The Mineralogical Record", May-June, 1982, pages 187-191. These crystals are of unusual clarity and habit. All have a brown mud inclusion.

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White grid lines in photos represents 1/2 inch increments.

Corkscrew twin approximately 3 3/4 inches X 2 1/4 inches X 1 3/8 inch. $50.00, item #8AV17-10.

Extended arrowhead twin with a cone like inclusion of brown material. Approximately 4 inches X 1 1/4 inch X 3/4 inch. $50.00, item #8AV17-1.

Swallowtail twin with a cone shaped inclusion of a brown material. Approximately 4 3/8 inches X 7/8 inch X 1/2 inch. $50.00, item #8AV17-3.

Arrowhead twin approximately 2 7/8 inches X 2 1/4 inches X 1 5/8 inch. $50.00, item #8AV17-4.

Extended arrowhead twin approximately 2 1/4 inches X 1 1/2 inch X 2 inches. $50.00, item #8AV17-5.

Extended swallowtail twin approximately 1 3/8 inch X 1 inch X 4 3/8 inches. $50.00, item #8AV17-6.

Extended swallowtail twin approximately 2 inches X 1 5/8 inch X 2 3/4 inches. $50.00, item #8AV17-7.

Arrowhead twin approximately 2 1/4 inches X 2 3/4 inches X 2 1/8 inches. $50.00, item #8AV17-8.