rocks and minerals
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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| Acid rain- | precipitation of relatively high acidity that is formed when airborn oxides of sulfer nitrogen combine moisture in the atmosphere
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| Conglomerate- | a rock made of mineral and rock fragments
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| Crystal- | a solid substance in which the particles are arranged in an orderly,repeatable pattern
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| Crystallization- | the process by which crystals are formed
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| Cubic- | a crystal form characterized by three equal axes at right angles to each other
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| Evaporation- | the conversion of a substance from a liquid to a gaseous state
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| Fossil- | the remains,impressions,or other evidence of things presserved in rock
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| Hardness- | the resistance of the surface of a mineral to scratching by another substance
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| Hexagonal- | a crystal form characterized by three equal lateral axes intersected at 60 degrees and a vertical axis of variable length and right angles
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| Igneous- | a type of rock formed by the cooling and crystallization of molten materials
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| Indigneous- | occurring naturally in a partticular place or region
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| Laser- | light amplification by stimulated emission of radiation
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| Lava- | molten rock that flows from volcanoes or Earth fissures
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| Luster- | the way a mineral reflects light
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| Magma- | the hot, liquid rock within the Earths crust
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| Metallic luster- | describes a mineral that is usually dark in color, is always opaque,even on its thin edges,and shines like polished metal
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| Metamorphic- | a type of rock formed when igenous, sedimentary or even other metamorphic rock, are subject to extreme heat or presure deep below the earth's surface.
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| Mineral- | A naturally occuring solid, inorganic substance with a definite chemical composition and usually crystallin in form.
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| Mohs Scale of Hardness | a scale that ranks the hardness of minerals relative to the hardness of other minerals
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| Monoclinic- | a crystal form characterized by three unequal axes with one oblique intersection
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| Nonmetallic luster- | desribes a mineral that is usually light colored and whose surface appears gassy, greasy, brilliant, pearly, silky, or dull
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| Orthorhombic- | a crystal form characterized by three unequal axes at right angles to each other
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| Petrifaction- | The process of petrifying, or becoming a fossil (also known as petrification).
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| Piezoelectric- | a type of electric generated by applying pressure to crystalline substance such as quartz
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| Property- | any equalty that serves to desribe or define an object,material, or relationship
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| Rock- | A natural occuring inorganic substance usually comprised of a mixture of different minerals and other materials.
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| Sedimentary- | a type of rock formed by the solidification of layers of sediment
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| Silicon- | One of the most abundant elements on earth, its electric properties enable it to be used in electronic devices.
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| Streak- | the color of the fine powder of a mineral obtained by scratching or rubbing the mineral against a pieceof unglazed cermamic tile.
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| Tetragonal- | A crystal form characterized by three axes of right angles, of which only the two internal angles are equal.
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| Triclinic- | A crystal form characterized by three unequal axes intersecting at oblique angles
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| Weathering- | The discoloration or breakdown of rocks and minerals due to the action of water, the atmosphere, and organisms
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Created by:
GHeisinger5
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