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This mineral is typically found in igneous and some metamorphic rocks
Admire the intricate combination of Jamesonite
Size: 79x60x49mm
Approximate Weight: 760g
"Fishtail" Selenite / Gypsum Specimen - Sierra Mojada, Mexico opal This mineral is typically foundSelenite, a type of gypsum, is a hydrous calcium sulfate (CaSO42H2O) that forms monoclinic crystals with prismatic or bladed shapes and distinct rhombic appearance. It can also be found as arrowhead shaped twins with beveled edges. While pure selenite is colorless or white, impurities can result in shades of pale gray, yellow, red, and brown. With a hardness of 1. 5 2. 0, selenite is transparent to translucent and has a vitreous to pearly luster. It
US$ 162.50
US$ 240.00
US$ 15.60
