Sylvite, Halite
Salton Sea, Imperial County, California, USA
10.4 x 6.4 x 5.4 cm. A striking, very fine and rare, large, old-time combination specimen from the Salton Sea. Two "mountain ranges" of sharp, nearly transparent, colorless sylvite octahedrons with a waxy lustre rest on a layered matrix of tan halite crystals. The halite fluoresces neon-orange, while the sylvite is not fluorescent. It looks purple ...
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