Concept 6 Quiz

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Understand the importance of rocks and how their characteristics provide clues to geologic events and as indicators for exploration of metallic and nonmetallic mineral resources.

This activity contains 10 questions.

	Some of the most important accumulations of metals such as gold, silver, and copper are produced by igneous and metamorphic processes.

	True False

	Carbon-rich deposits can be converted to fossil fuels such as coal, petroleum, and natural gas.

	True False

	Shale is often used for billiard tables because of the good rock cleavage.

	True False

Sedimentary rocks are important economically for

natural gas reservesconstruction materialspetroleum reservescoalall of the above

Bushveld Complex in South Africa is best known for the economically important reserves of

gypsum halite (NaCl)gold (Au)platinum (Pt)all of the above

Which of the following is used as an abrasive industrial mineral?

opalfluoritecorundumsylvitelimestone

Important metallic ore deposits can form when

heavy crystals settle to the bottom of the magma chamberevaporation forms gypsumplant remains are metamorphosedall of the abovenone of the above

Deposits of material, including metallic minerals, from fluids moving through fractures or along bedding planes are called

oresdisseminatedmagmaveinsnone of the above

Important metallic minerals, such as gold and copper, are sometime distributed in trace amounts throughout the whole rock in a ____________deposit.

disseminatedpegmatitesmagmaindustrialveins

	Nonmetallic resources are often classified according to their use as building materials or industrial minerals.

	True False

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Concept 6 Quiz

Some of the most important accumulations of metals such as gold, silver, and copper are produced by igneous and metamorphic processes.

Carbon-rich deposits can be converted to fossil fuels such as coal, petroleum, and natural gas.