14 rock vocab- chapter 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| basaltic | describes dense, dark colored igneaous
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| lava | molten rock that flows from volcanoes onto Earth's surface
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| cementation | sedimentary rock-forming process in which sediment grains are held together by natural cements that are produced when water moves through rock and soil
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| metamorphic rock | forms when heat, pressure, or fluids act on igneous, sedimentary, or other metamorphic rock to change its form or composition, or both
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| compaction | process that forms sedimentary rocks when layers of sediments are compressed by the weight of the layers above them
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| non foliated | describes metamorphic rock, such as quartzite or marble, whose mineral grains grow and rearrange but generally do not form layers
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| extrusive | describes fine-grained igneous rock that forms when magma cools quickly at or near Earth's surface
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| rock | mixture of one or more minerals, rock fragments, volcanic glass, organic matter, or other natural materials; can be igneous, metamorphic, or sedimentary
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| foliated | describes metamorphic rock, such as slate and gneiss, whose mineral grains line up in parallel layers
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| rock cycle | model that describes how rocks slowly change from one form to another through time
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| granitic | describes generally light-colored, silica-rich igneous rock that is less dense than basaltic rock
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| sediments | loose materials, such as rock fragments, mineral grains, and the remains of once-living plants and animals, that gave been moved by wind, water, ice, or gravity
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| igneous rock | rock formed when magma or lava cools and hardens
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| sedimentary rock | forms when sediments are compacted and cemented together or when minerals form from solutions
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| intrusive | describes a type of igneous rock that generally contains large crystals and forms when magma cools slowly beneath Earth's surface
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