"Classroom Minerals"

A classroom set that covers the major types of coal.

Great for geology hardness tests.

Clear to yellow translucent.

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

Pure kaolinite powder, 200 mesh.

Ward's® highest quality and purest mineral offerings.

Exemplary display of hexoctahedral crystal shape.

Gemmy, sherry-colored crystals and sections approximately 3/8– 1/2"

Red, classic oolitic texture.

Brownish gray, translucent.

Pyroxene group; gray-green, coarse crystalline.

Crystals and crystal sections up to 1", Mohs’ hardness of 9.

Amazonite

White, fine, massive, opaque to slightly translucent.

Yellow to orange crystal with a glassy luster and smooth, often transparent appearance.

Cleaned, pure, bright, metallic native copper.