The correct answer is: B. Magnesite
Magnesite is a mineral that is composed of magnesium oxide. It is a white, gray, or brown mineral that is found in igneous and metamorphic rocks. Magnesite is used in a variety of industries, including the chemical, metallurgical, and refractory industries. It is also used in the production of magnesium metal, magnesium alloys, and magnesium salts.
Barytes is a mineral that is composed of barium sulfate. It is a white, yellow, or brown mineral that is found in sedimentary rocks. Barytes is used in a variety of industries, including the oil and gas industry, the paint industry, and the paper industry. It is also used in the production of barium metal, barium alloys, and barium salts.
Slate is a metamorphic rock that is composed of clay minerals. It is a fine-grained, foliated rock that is found in a variety of colors, including black, gray, green, and red. Slate is used in a variety of industries, including the construction industry, the roofing industry, and the flooring industry. It is also used in the production of slate pencils and slate chalkboards.
Rock salt is a sedimentary rock that is composed of sodium chloride. It
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