Types of dating rocks


12-Nov-2017 19:39

types of dating rocks-52

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Boron compounds are used for many different purposes in industry and the home.Boron is used to make glass, ceramics, enamels, fiberglass, make water softeners, soaps and detergents.Below is a selected list of commonly used metallic and nonmetallic minerals, ore minerals, mineral byproducts, aggregates, and rock types that are used to make products we use in our daily life.Natural aggregates include sand, gravel, and crushed stone.United States consumption of calcium metal is small.On a worldwide basis, more than 100 million metric tons per year of apatite and gypsum are mined, and calcite and dolomite are produced in billions of metric tons per year.

Cobalt salts are used to produce a blue color in paint pigments, porcelain, glass, and pottery.

Clays are used in the manufacturing of paper, refractories, rubber, ball clay, dinnerware and pottery, floor and wall tile, sanitary wear, fire clay, firebricks, foundry sands, drilling mud, iron-ore pelletizing, absorbent and filtering materials, construction materials, and cosmetics.

Half of the consumption of cobalt is used in corrosion- and abrasion-resistant alloys with steel, nickel, and other metals for the production of industrial engines.

Cement is used for building materials, stucco, and mortar.

Cement is :a mixture of powdered lime, clay, and other minerals that crystallize to form a hard solid when water is added (hydraulic cement) or as a binding material in concrete" (Kesler, 1994).

Asbestos is used to make friction products, asbestos cement pipes and sheets, coatings and compounds, packing and gaskets, roofing and flooring products, paints and caulking, and chemical filters.