Large Alexandrite Chrysoberyl Crystal From Brazil - 129 Carats - 1.4" minerals but strictly speaking

but strictly speaking

This is a really nice large single Sapphire (blue Corundum) crystal from Brazil

that although shortening them is no problem

They measures 5-7mm in diameter

8cm in length and there are about 100 crystals in total all in perfect condition

Large Alexandrite Chrysoberyl Crystal From Brazil - 129 Carats - 1.4" minerals but strictly speakingThis is a very rare genuine Alexandrite crystal. it is a color changing variety of Chrysoberyl and changes color under different light wavelengths from green in daylight to dark red in incandescent light. This crystal has very good color change and is a nicely terminated crystal. Location: Bahia, Brazil Size: 3. 6 x 2. 7 x 2. 3 Centimeter Weigh: 129 Carats