EARTH SCI - MINERALS AND ITS USES

Talc

The softest mineral

Diamond

The hardest mineral

Transparent

Allows light to pass through and can see any object through it

Aluminum

Used for transportation, packaging, building, and machinery

Feldspar

Glass and ceramic industries, enamelware, cement

Fluorite

Production of hydrofluoric acid used in ceramics, electroplating and plastic industry

Halite

Human diet, food preservation, preparation of sodium hydroxide

Copper

Building construction, construction electric, electronic products, plumbing, transportation

Iron

Steel, pigment, cosmetics, medicine

Lead

Lead acid batteries, gasoline, additives, solders, construction

Phosphate

Phosphoric acid, fertilizer, food additives

Quartz

Jewelry, lamps, glass, paints

Silica

Computer chips, glass, ceramics, cosmetics

Opaque

light cannot pass through, no objects can be seen

Translucent

Allows some light to pass through, objects cant be clearly seen

Chromite

Alloy in stainless steel, metallurgical and chemical industries

Gold

Jewelry, dentistry, medicine, coins

Gypsum

Wallboard, plaster, cement

Mica

Paints, plastics, roofing, electronic equipment

Silver

Jewelry, coins, electrical devices