Mineral Test - Name, Mineral Groups, Cleavage vs. Fracture, Use, Hardness

Amethyst

silicate / f / rock former / 7

Amphibole

silicate / c / rock former

Apatite

phosphate / f / fertilizer / 5

Azurite

carbonate / f / ore of copper

Barite

sulfate / c / cosmetics & medicine

Biotite Mica

silicate / c / rock former

Calcite

carbonate / c / rock former / 3

Chalcopyrite

sulfide / f / ore of copper

Corundum

oxide / f / abrasive / 9

Fluorite

halide / c / prevent tooth decay / 4

Galena

sulfide / c / ore of lead

Graphite

native element / c / lubricant & pencil lead

Gypsum

sulfate / c / plaster of paris / 2

Halite

halide / c / rock salt

Hematite

oxide / f / ore of iron

Limonite

oxide / f / ore of iron

Magnetite

oxide / f / ore of iron

Malachite

carbonate / f / ore of copper

Milky Quartz

silicate / f / rock former / 7

Muscovite Mica

silicate / c / rock former

Plagioclase Feldspar

silicate / c / rock former / 6

Pyrite

sulfide / f / source of sulfur

Olivine

silicate / f / rock former

Orthoclase Feldspar

silicate / c / rock former / 6

Rock Quartz

silicate / f / rock former / 7

Rose Quartz

silicate / f / rock former / 7

Sulfur

native element / f / fertilizer

Smokey Quartz

silicate / f / rock former / 7

Sphalerite

sulfide / c / ore of zinc

Talc

silicate / c / talcum powder / 1