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ROCKS AND MINRALS
rocks and minrals
Term | Definition |
---|---|
Mineral | a product of the earth thet can not be broken down. |
crystal struture | the building block of a mineral. |
moths hardness scale | Scale of 10 minerals from softest to hardest. |
luster | the shine of light of the reflective surface of a rock. |
hardness | a minerals resistance to be scratched. |
cleavrage | a clean cut win a mineral brakes. |
fracture | a jagged tear wen a mineral brakes. |
streek | powder form of a mineral left on the surface of a tile. |
cristlizachon | when minerals crystallize. |
solushon | where minerals desalve in water. |
geode | where crystals form in a bubble in magma. |
veain | where a solution drys while squeezing threw layers of rock. |
compound | when two elements combined. |
texture | the ruthless or smoothness of a rock. |
fine grain | smooth and hard to see. |
corce grain | Ruth sharp grain. |
exstrusove rock | lava thet cools out side a volcano. |
Instructive rock | magma thet cools inside a volcano. |
depreshon | when sediment settles on the floor. |
folaed | there are layers in a metamorphic rock. |
nonfolated | on layers in a rock. |