A Perfect Staurolite Crystal on Matrix from Russia - 1.7" - 43.5 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: 4.4 x 4.0 x 2.7 Centimeters
Weigh: 43.5 Grams