A Perfect Staurolite Crystal on Matrix from Russia - 1.5" - 23.3 Grams

A perfect Staurolite crystal on matrix from Russia. It is a 90 degree cross, which is of the rarest form of all Staurolite crystals, and most valued.
Location: Kola Peninsula, Russia.
Size: 3.7 x 3.2 x 1.5 Centimeters
Weight: 23.3 Grams