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 relativley high acidity that is formed when airborne oxides of sulfer and nitregon combine with moisture in the atmosefear.
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| Conglomerate | A rock made of mineral and rock fragments.
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| Crystal | A solid substance in wich the particles are aranged in an orderly, repetable pattern.
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| Crystalization | The process in wich crystal are formed.
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| Cubic | A crystal form charecterized by three equal axes at right angles at each other.
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| Evaporation | The conservation of a substance from a liquid to a gases state.
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| Fossil | The remains, impresions, or other things preserved in rocks.
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| Hardness | The resistance of the surface of a surface by being scratched by another substance.
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| Hexagonal | A crystal form carecterized by three equal lateral axes insected at 60 degrees and a vertical axis of verible length of right angles.
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| Igneous | A type of rock formed by the cooling and crystalization of molten materials.
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| Indigenous | Occuring naturally in a paticular 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 volcanos 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 Earth's crust.
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| Metalic luster | Describes a mineral that is usally dark in color, is always opaque, and shines like polised metal.
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| Metamorphic | A type of rock formed when igneus, sedimentary, or even other metamorphic rocks are subjected to extreme heat and/or pressure deep below the earth's surface.
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| Mineral | A naturally occuring, solid, inorganic substance with a definite chemical composition and usually crystalline in form.
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| Mohs Scale of Hardness | A scale that ranks the hardness of minerals relative to the hardness of other materials.
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| Monoclinic | A crystal form carecterizide by three unequal axes with one oblque intersection.
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| Nonmetalic luster | Describes a minerial that is usally white colored and whoose surface apeares glassy, perely, brilliant, silky, or dull.
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| Orthombic | A crystal form carecterizied by three unequal axes at right angles at each other.
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| Petrification | The process of being petrifide, or becoming a fossil (also known as petrification).
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| Pieoelectric | A type of electricity generated by aplying presure to crystaline substance such as quartz.
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| Property | Any quality the preserves to discribe or define an object, material, or relationship.
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| Rock | A naturally acring inorganic solid usally compresed of a mixture of diffrent matierials and other matierials.
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| Sedimentary | A type of rock formed by the solidfacation of layers of sediments.
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| Silicon | One of the most abundant elements on earth; its electrical properties enable it to be used in electronic devices.
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| Streak | The color of a fine powder of a mineral obtained by scratcilng or rubbing the mineral aganst a piece of unglazed ceramic tile.
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| Tetragonal | A crystal form carecterized by three axes at right angles, of which only the two lateral angles are equal.
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| Triclinic | A crystal form carecterized by three unequal axes intersecting at oblique angles.
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| Wethering | The discoloration or breackdown of rocks and minerals due to the action of water, the atmosphere, and organisums.
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