A Perfect Staurolite Crystal on Matrix from Russia- 1.1"

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: 2.8 x 2.5 x 1.6 Centimeters
Weigh: 12.2 Grams