Minerals identify

Know how to recognize them

Lazulite

Phosphate mineral

Lazulite ((Mg,Fe2+)Al2(PO4)2(OH)2) is a blue, phosphate mineral , iron. Lazulite forms one endmember of a solid solution series with the darker iron rich scorzalite

Lazulite crystallizes in the monoclinic system. Crystal habits include steep bipyramidal or wedge-shaped crystals. Lazulite has a Mohs hardness of 5.5 to 6 and a specific gravity

Identification

Color of mineral

Azure
Blue
White
Yellow
Green

Mohs scale ( mineral hardness )

5.5

Density ( specific gravity )

1.604
1.626
1.637

Luster ( interacts light )

Vitreous

Crystal ( diaphaneity )

Monoclinic