"WardsSci000444"

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

Pure kaolinite powder, 200 mesh.

Clear to yellow translucent.

Exemplary display of hexoctahedral crystal shape.

Amazonite

Red, classic oolitic texture.

Black, Micaceous, glittery metallic.

Brownish gray, translucent.

Bright blue crystalline veins and coatings in a matrix of mixed copper ore.

Pyroxene group; gray-green, coarse crystalline.