Alexandrite Crystal #2 Colour_Gray Combines the properties of Clear

Combines the properties of Clear Quartz and Black Tourmaline

A section of a Dinosaur Egg believed to be from a Saltasaurus

This specimen of pale yellow Fluorite cubes on matrix is from Clay Center

Villliaumite was first found in 1908 in Guinea

Alexandrite Crystal #2 Colour_Gray Combines the properties of ClearThis extremely rare natural Alexandrite comes from Brazil, and displays a slight change from green to red in tungsten lighting when viewed through the back. You will receive the exact crystal pictured. Alexandrite is a even rarer variety of the already rare Chrysoberyl, which despite its name is not related at all to the Beryl family (which contains Emerald, Aquamarine, Morganite, etc). It was first discovered in the Ural Emerald mines in 1830 in