"Classroom Mineral Specimens"

Classic, white chalk, massive; from Cliffs of Dover, England.

Exemplary display of hexoctahedral crystal shape.

Pure kaolinite powder, 200 mesh.

Clear to yellow translucent.

Amazonite

Red, classic oolitic texture.

Black, Micaceous, glittery metallic.

Brownish gray, translucent.

Classic “peacock” aluminum ore.

Pyroxene group; gray-green, coarse crystalline.