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geology final


What is the crust mostly made of?
What are the elements make up the Earth? IRON, OXYGEN, SILICON, magnesium, sulfur, and nickel
What is the most abundant mineral? Quartz
What is the definition of mineral? composed of matter other than plant or animal; inorganic, not man made, and definate crystalline structure.
How does halite form? forms from evaporite deposits of salt.
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.
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
Glacier? thick mass of ice originating on land from the compaction and recrystallization of snow.
Karst? a topography consisting of numerous depressions called sinkhoes
Sinkhole? depression produced in a region where soluble rock has been removed by goundwater.
Ore? useful metallic mineralthat can be mined at a profit.
galassy texture? term used to descibe textur of a certain igneous rock.
Cleavage? tendency of a mineral to break along planes of weak bonding.
Clastic? sedimentary rock texture consisting of broken fragments of preexisting rock.
Eons? Precambrian
Eons? Archean
Eons? Proterozoic
Eons? Phanerozoic
Eras? Paleozoic, erliest time
Eras? Mesozoic,middle time
Eras? Cenozoic,recent time
Periods of the Paleozoic era? cambrian erliest
Periods of the Paleozoic era? Ordovician
Periods of the Paleozoic era? Silurian
Periods of the Paleozoic era? Devonian
Periods of the Paleozoic era? Carboniferous-Mississippian-Pennsylvanian
Periods of the Paleozoic era? Permian
Periods of the Mesozoic era?
Created by: psalms183442