Minerals identify

Know how to recognize them

Pharmacolite

Arsenate mineral

Pharmacolite is an uncommon calcium arsenate mineral with formula CaHAsO4·2(H2O). It occurs as soft, white clusters of fibrous crystals and encrustations which crystallize in the monoclinic system. It is the arsenate analogue of the sulfate brushite.

Identification

Color of mineral

White
Grey

Mohs scale ( mineral hardness )

2

Density ( specific gravity )

1.58
1.589
1.59

Luster ( interacts light )

Vitreous
Pearly

Crystal ( diaphaneity )

Monoclinic