Term
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Definition
| rocks that form under ground from cooled magma |
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Term
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Definition
-rocks with large mineral grains of uniform size
-granite |
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Term
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Definition
| rock that forms when lava cools (above ground) |
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Term
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Definition
-rocks formed from magma with minerals too small to see w/o a microscope
-basalt |
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Term
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Definition
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Term
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Definition
-sedimentary rocks
-formed from rock fragments
-shale, sandstone, and conglomerate |
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Term
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Definition
-sedimentary rocks
-formed from mineral greains that fall out of a solution by evaporation or by chemical action
-rock salt |
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Term
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Definition
-sedimentary rocks
-formed from the remains of plants and animals
-coal |
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Term
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Definition
| large areas of rock under lots of heat and pressure |
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Term
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Definition
| hot magma forces its way into overlying rocks |
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Term
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Definition
| silicaes, oxides, natural elements, sulfides, sulfates, chicrides, carbonates, phosphates |
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Term
| mineral: physical properties |
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Definition
| streak, luster, cleavage, crystal systems, specific gravity,l hardness (moh's hardness sclae) |
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Term
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Definition
| 1 talc, 2 gypsum, 3 calcite, 4 fluorite, 5 appetite, 6 feldspar, 7 quartz, 8 topaz, 9 corondum, 10 diamond |
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Term
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Definition
| monoclinic, triclinic, orthorhombic, isometric, hexagonal, tetragonal |
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Term
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Definition
-light colored , high-silica rocks formed from thick, slow moving magma
-quarts, feldspar |
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Term
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Definition
-dark colored, low-silica rocks and is formed from hotter, thinner magma
-basalt, hormblende, augite, biotited, gabbro |
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Term
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Definition
-coarse grained with less quartz than granite
-andesite, diorite |
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Term
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Definition
| when rocks are squeezed into layers where the rocks can break easily |
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Term
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Definition
| when an atom is polarized |
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