Archives for selenite crystals

Selenite crystals

Selenite is the crystallized form of the mineral gypsum. Gypsum is calcium sulfate dehydrate, and widely used the fertilizer industry and interior construction. However, gypsum in its crystalline form is found in four varieties, all of which are loosely called selenite. The four varieties are: selenite, desert rose, satin spar, and gypsum flower. All are colored transparent, translucent, or pale opaque white, occasionally with different grayish, yellowish, or brownish hues depending on the druse coating and/or other impurities. The massive form of selenite is frequently called alabaster.
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