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| the color of a powder that a mineral leaves when it is scratched across a special plate |
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| a rock rich in valuable minerals that can be removed from the earths crust |
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| a type of rock that forms when layers of sediments settle on top of one another and harden |
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| the process that recycles rock into new types of rock |
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| property of a mineral that describes how the mineral reflects light |
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| type of rock formed when heat and pressure change properties of rocks |
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| a natural, nonliving, solid crystal that makes up rocks |
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| a type of rock that forms from molten rock |
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| a property of minerals that break along a smooth flat surface |
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| List 6 ways to classify minerals. |
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| Luster, hardness, color, streak, crystal shape and cleavage |
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| It has a pearly luster. It can be white, apple green, or gray. It has the hardness of one. |
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| It is clear when it is pure. It has a hardness of seven. It has six-sided crystals. |
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| It has a pearly white luster. It reacts with vinegar. It has a hardness of three. |
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| It has flat crystals with sharp edges. It is often pink or white. It has a hardness of six. |
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| It is always yellow. It has a dull to glassy luster. It smells like rotten eggs. |
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| It can be scratched only by diamonds. Its crystals look like hexagons. It has a hardness of nine. |
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| Lumpy gray, six-sided crystal, long term exposure to poison, made of iron and oxygen, some used to make red paint |
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| Found in easy to mine galena, poor conductor of electricity, can block harmful radiation |
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| Turns green when exposed to humid air, easy to shape shiny metal, electricity flows from copper |
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| _______ rocks from from molten rock called magma. |
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| ________ rocks form from layer of sediments that harden. |
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| __________ rock forms when heat and pressure change the way particles in a rock are arranged. |
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| Granite, pumice and basalt are examples of __________ rocks. |
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| Limestone, sandstone and mudstone are examples of ___________ rocks. |
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| Phyllite,slate and Gneiss are examples of ___________ rocks. |
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| __________ is an igneous rock that cools slowly. |
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| Heat and pressure change granite to ________, a metamorphic rock. |
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| Rain and wind wear gneiss down. Its particls form layers that harden into sedimentary rock such as _________. |
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| Heat and pressure turn this soft rock (shale) into _______, a metamorphic rock. |
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| Heat and pressure continue changing it, and it becomes yet another metamorphic rock such as _________. |
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| Deep within the Earth it melts. It cools to become igneous rock, such as ________. |
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