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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. |