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vocabularyrachel
| Answer | |
|---|---|
| Mineral | is a crystal structure, naturally occurring solid that does not come from a living thing but has a definite chemical. composition. |
| Inorganic | is something that can not be made up of a living thing such as plants,animals, insects, ect. |
| What is a mineral? | A mineral is a crystal structure, naturally occurring solid that does not come from a living thing but has a definite chemical composition. |
| streak | is a mineral rubbing agianst somthing such as glass, tile, ect to see the color of its powder. |
| Luster | is used to describe how light reflects from the surface of a mineral. |
| Cleavage | is a the way a mineral breaks/splits easily along a flat surface. |
| Fracture | is the look or shape of witch a mineral breaks apart. |
| Mohs hardness scale | is how geologists figure out the hardness of a rock on the |
| granite | A usually light colored igneous rock in continental crust |
| Basalt | A dark dense igneous rock with a fine texture found in ocean crust. |
| Texture | The look and feel of a rocks surface determined by the size, shape and pattern of a rocks grains. |
| Igneous Rock | A type of rock that forms from the cooling of molten rock at or below the surface. |
| Sedimentary Rock | A type of rock that forms from particles from other rocks or the remains of plants and animals are pressed and cemented together. |
| Metamorphic Rocks | A type of rock that forms from an existings, that is changed by heat, pressure or chemical reactions. |
| Extrusive | Igneous rocks that forms from lava on Earth's surface. |
| Intrusive | Igneous rocks that forms when magma hardens beneath Earth's surface. |
| Sediment | Small, solid pieces of material that comes from rocks or organisms, Earth's materials decomposing by erosion. |
| Erosion | The process by which water, ice, wind, or gravity moves weather rocks or soil. |
| Decomposition | The process by which sediment is laid down in new locations. |
| Compaction | The process by which sediments are pressed together under their own weight. |
| Grains | The particles of minerals or other rocks that give a rock its texture. |