Number 10

Color--------------------Yellowish brown

Luster------------------Nonmetallic, earthy

Streak------------------Light brown

Hardness--------------1.0 - 4.0

Cleavage/-------------Fracture, irregular
Fracture

S.G.---------------------2.0 - 2.5

Special Properties---Has small round cavities called pistolites.

Formula-----------------Al(OH)3

Mineral Name---------Bauxite

Family-------------------Hydroxides

Uses---------------------Main ore of Aluminum

Bauxite