Collection: Diaspore

Formula: AlO(OH)

Colour: white, brown, colourless, pale yellow, greyish, greenish grey, lilac, pinkish

Luster: Vitreous, Pearly

Hardness: 6½ - 7

Specific Gravity: 3.2 - 3.5

Crystal System: Orthorhombic

Member of: Diaspore Group