Stack #181975
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| A naturally formed solid that has a repeating three-dimensional structure. | Mineral
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| Minerals that contain the elements silicon and oxygen | Silicate minerals
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| Minerals that do NOT contain a combination of the elements silicon and oxygen. | Non-silicate minerals
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| The way the surface of a mineral reflects light is called ???? | Luster
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| The color of a mineral in powdered form is called the ??? | Streak
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| The tendency of some minerals to break along flat surfaces is called ??? | Cleavage
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| The tendency of some minerals to break along curved or irregular surfaces is called ??? | Fracture
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| A mineral's resistance to being scratched is called ???? | Hardness
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| Scientists use this scale to compare the hardness of minerals. It ranges from 1 to 10. One is the softest, 10 is the hardest. | Mohs hardness scale
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| The measure of how much matter there is in a given amount of space. | Density
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| The ability for certain minerals to glow under ultra-violet light. | Fluorescence
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| Rock that forms when hot, liquid rock, or magma cools and hardens. | Igneous rock
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| Rock that forms when pieces of rock or minerals are compacted or cemented together. | Sedimentary Rock
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| Rock that forms when existing rock is heated and squeezed deep inside the earth. | Metamorphic rock
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| The chemical makeup, or the combination of minerals from which the rock is made is called its ???? | Composition
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| The sizes, shapes, and positions of the minerals that the rock contains make up its ??? | Texture
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| Large crystalled rocks are called?? | Coarse-grained rocks
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| Rocks with very small or no visible crystals are called ??? | Fine grained rocks
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| The continuous process by which new rock is formed from old rock material | The rock cycle
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| The motion causes areas of the earth's crust to rise to higher elevations | Uplift
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| The process by which water, ice, and wind break down rocks | Weathering
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| The process by which wind, water, and gravity move broken pieces of rock material from one place to another. | Erosion
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| Another name for broken- down rock material | Sediment
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| The process when soft sediment is squeezed until it hardens into rock | Compaction
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| When water passes through rock, minerals dissolved in the water separate out to form a natural glue that binds the sediments together. | Cementation
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| Heat deep inside the earth can 'cook' rock, and pressure 'squeezes' it or changes it. The rock has said to ??? | Metamorphose
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| Igneous rock that forms on the Earth's surface is called ??? | Extrusive
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| When magma cools beneath the Earth's surface, the rock that forms is called ???? | Intrusive
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| Layers of rock | Strata
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| When rock or mineral fragments are cemented together, it is called ?? | Clastic
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| What type of sedimentary rock forms when minerals crystallize out of a solution of minerals and water? | Chemical sedimentary rock forms
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| This type of sedimentary rock forms from the remains of living things. | Organic sedimentary rock
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| Layering of rock | Stratification
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