Gypsum var. Ram's Horn Satin Spar
- Posted on
- By Heather Larson
- Posted in gypsum, rams horn selenite, satin spar, selenite
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When gypsum crystals fracture or when sheets of gypsum are penetrated by other crystals of gypsum, this is called “satin spar”. The gypsum crystals look long and fibrous. They can wind and twist as they grow forming what is known as "ram's head" selenite for the way it mimics a ram's horn.
