rocks
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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| What is the crust mostly made of? |
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| What are the elements make up the Earth? | IRON, OXYGEN, SILICON, magnesium, sulfur, and nickel
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| What is the most abundant mineral? | Quartz
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| What is the definition of mineral? | composed of matter other than plant or animal; inorganic, not man made, and definate crystalline structure.
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| How does halite form? | forms from evaporite deposits of salt.
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| what are the major groups of minerls? | 1)native elements;2)sulfides;3) sulfosalts;4)oxide and hydroxides;5)halit and borates;6)carbonates;7)nitrates and iodates;8)phosphate;9)sulfates;10)tungstates and molybdates;11)silicates.
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| Characteristics of native elements? | 1)metal:gold group;gold,silver,copper;platinum group;platinum;iron group:iron,kamacite,taenite2)Semimetals:arsenic group;arsenic,bismuth;3)nonmetals;sulfur,diamiond,graphite
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| Glacier? | thick mass of ice originating on land from the compaction and recrystallization of snow.
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| Karst? | a topography consisting of numerous depressions called sinkhoes
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| Sinkhole? | depression produced in a region where soluble rock has been removed by goundwater.
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| Ore? | useful metallic mineralthat can be mined at a profit.
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| galassy texture? | term used to descibe textur of a certain igneous rock.
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| Cleavage? | tendency of a mineral to break along planes of weak bonding.
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| Clastic? | sedimentary rock texture consisting of broken fragments of preexisting rock.
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| Eons? | Precambrian
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| Eons? | Archean
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| Eons? | Proterozoic
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| Eons? | Phanerozoic
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| Eras? | Paleozoic, erliest time
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| Eras? | Mesozoic,middle time
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| Eras? | Cenozoic,recent time
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| Periods of the Paleozoic era? | cambrian erliest
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| Periods of the Paleozoic era? | Ordovician
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| Periods of the Paleozoic era? | Silurian
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| Periods of the Paleozoic era? | Devonian
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| Periods of the Paleozoic era? | Carboniferous-Mississippian-Pennsylvanian
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| Periods of the Paleozoic era? | Permian
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| Periods of the Mesozoic era? |
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