This is a large, heavy, very lusterous and impressive group of Baryte crystals.The crystals are pereferentially terminated with a brownish impurity. Excellent showy specimen with just a minor dign on the backside and considering how old and soft this specimen is, that is a minor miracle.
Baryte
Formula
BaSO4
Crystal System
Orthorhombic
Crystal Habit
Tabular, Prismatic, Massive - Fibrous
Cleavage
Perfect, Perfect, Imperfect
Luster
Vitreous (Glassy)
Color
white, yellowish white, grayish white, brownish white, dark brown