"WardsSci000444"

Pyroxene group; gray-green, coarse crystalline.

Classic “peacock” aluminum ore.

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

Kaolin is a white clay mineral that has vast industrial uses

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Hemalite is a Massive, dense red to gray, classic example of iron ore.

Powdered bentonite clay 200 mesh, sodium saturated.

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Earthy, yellow brown iron ore.

Hornblende is a dark amphibole group mineral, perfect for teaching Bowen's reaction series.

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

Small to moderate sized crystals within a mafic matrix and cleavage visible in some specimens.