"Ward's Phenomena Lab Activities"

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

Cut black mica cleavage sheets.

Good grade, bronze-colored ore, massive.

Good grade, brass-yellow copper ore, massive.

Pyroxene group; gray-green, coarse crystalline.

Pyroxene group; dark green, pure cleaved fragments.

Feldspar group; white-to-gray cleavages of sodic plagioclase; some show twinning.

Good grade, green, massive; copper ore.

Classic “peacock” aluminum ore.

Feldspar group; good cleavages of pure soda lime feldspar; most show twinning and labradorescence.