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science minerals qui

TermDefinition
definite chemical composition made up of specific elements
inorganic does not come from living things.
naturally occurring not made by humans
hardness ability to resist scratching
cleavage when a mineral splits easily along a flat surface
fracture when a mineral breaks is an irregular way; rouge and jagged
streak the colored powder a mineral leaves on a porcelain plate even though color may change, streak does not
luster way a mineral reflects light 2 types of luster are: metallic or non-metallic
mineral a solid inorganic substance of natural occurrence.
determine whether or not an object Is a mineral based on its characteristics has to be naturally occurring and inorganic and solid
interpret mohs hardness scale diamond=hardest. talc=softest
sedimentary rock pieces of rock are compacted and cemented together
igneous rock form from the melting and solidification of molten rock (magma and lava)
intrusive plutonic magma
extrusive volcanic lava
foliated show layers of minerals (zebra stripes)
nonfoliated have no layers of minerals.
metamorphic rock rocks that form from heat and pressure during a process called metamorphism
compaction when sediments are pressed together
cementation when sediments are glued or cemented together
the rock cycle heat and pressure, melting and weathering.
Created by: user-1866071
 

 



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