A Perfect Staurolite Crystal on Matrix from Russia - 1.0" - 7.2 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: 2.6 x 1.7 x 1.3 Centimeters
Weigh: 7.2 Grams