"Ward's Phenomena"

Brown, earthy, massive; used for yellow pigment.

Feldspar group; white to gray, sodium plagioclase cleavages; some faces may show twinning.

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

Cut black mica cleavage sheets.

Good grade, bronze-colored ore, massive.

Classic “peacock” aluminum ore.

Small 1–1.5 mm crystal, octahedrans or cubes, Mohs” hardness of 10.

Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

Sale

Amphibole group; black, coarse, massive.

Black, Micaceous, glittery metallic.