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Classic “peacock” aluminum ore.

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

Bright metallic cubic cleavages; lead ore.

Pure, large, transparent-to-translucent cleavages, Mohs’ hardness of 4.

Feldspar group; pink cleavages showing perthitic texture, common potassium feldspar, Mohs’ hardness of 6.

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

Amphibole group; dark greenish black cleavages, somewhat columnar.

Light pink, massive, crystalline, translucent.

Black, high grade, foliated, greasy feel.

Spinel group; iron-black, massive; natural magnet.

Clear, pure cleavages, Mohs’ hardness of 2.

Pyroxene group; dark green, pure cleaved fragments.

Pure translucent to white, rhombic cleavages, Mohs’ hardness of 3.

Red, earthy, in natural chunk form; common pigment ore.

Clear rhombs showing double refraction.

Good grade, brass-yellow copper ore, massive.