Ettringite on Oyelite
N'Chwaning Mines, Kalahari Fields, South Africa
Toenail, 3.0 x 2.2 x 1.0 cm
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A very aesthetic large thumbnail specimen, one of few apparently saved and complete, featuring a 3-cm, doubly-terminated crystal atop a soft, oyelite-covered knoll of matrix. The crystal features pastel lemon-yellow color, and translucency characteristic of this pocket