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About of selenite

Selenite is the Greek word for moon, and refers to the crystals well-developed pearl-like luster that can reflect a soft moon-like glow.Alabaster is a common name used for particularly pure deposits of massive gypsum.
In arid sandy areas, growing gypsum crystals may bind sand grains together into complex clusters known as desert roses.Typically clear to white, gypsum may be colored reddish to brown or yellow if impurities are present.
Gypsum also occurs in crystal form, with the two most common varieties being large clear crystals that are often termed selenite, and fibrous crystals, known as satin spar.Most gypsum occurs in its massive form, as layers of rock that often intercalate layers of shale, limestone, or dolostone.Gypsum is a very soft mineral that is easily identified by its hardness, cleavage, and solubility in water.
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