"Fishtail" Selenite / Gypsum Specimen - Sierra Mojada, Mexico russia It’s a very honest and

It’s a very honest and beautiful color that looks fantastic in a display case

Weight: 749g

25in x 1inLocality: Diana Marie Mine in Frosterly Weardale

It measures 6" tall

This stunning Quartz specimen from Namibia features all very fine deposit of Dioptase crystals

"Fishtail" Selenite / Gypsum Specimen - Sierra Mojada, Mexico russia It’s a very honest andSelenite, 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