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Rocks
Vocab Word about Rocks
| Term | Definition |
|---|---|
| Rock | a solid substance made of 2 or more minerals |
| Rock Cycle | a never-ending cycle of rocks changing into different rocks |
| Igneous Rock | rocks made by volcanoes *fire rocks |
| Metamorphic Rocks | rocks made by heat and pressure deep inside the Earth *changed rocks |
| Sedimentary Rocks | rocks made by sediments being compacted and cemented together *layered rocks |
| Intrusive Igneous Rocks | igneous rocks that are made inside the volcano *cool slowly and have large crystals |
| Extrusive Igneous Rocks | igneous rocks that are made outside of the volcanoe *cool quickly and have small or no crystals |
| Magma | melted rock inside the Earth |
| Lava | melted rock on the Earth's surface |
| Sediment | small pieces of broken rocks |
| Coal | sedimentary rock made from dead plants |
| Limestone | sedimentary rock made from sea shells |
| Organism | a living thing |
| Metamorphism | the process by which rocks change into different rocks through heat and pressure |
| Foliated | metamorphic rocks with minerals that form bands *Gneiss |
| Non-Foliated | metamorphic rocks with minerals in random order *Marble |
| Erosion | when sediments are transported from one place to another |
| Deposition | when sediments are deposited in a new location |
| Weathering | when rocks break down into sediments |
| Organic Rocks | sedimentary rocks made by dead organisms *coal and limestone |
| Clastic Rocks | sedimentary rocks made by pieces being cemented together *shale, conglomerate, sandstone |
| Chemical Rocks | sedimentary rocks made by chemicals *rock salt and chert |
| Pumice | extrusive igneous rock |
| Granite | intrusive igneous rock |
| Obsidian | extrusive igneous rock |
| Fine-grained | igneous rocks with small crystals *extrusive |
| Coarse-grained | igneous rocks with large crystals *intrusive |
| Sandstone | clastic, sedimentary rock made from sand |
| Conglomerate | clastic, sedimentary rock made from pebbles |
| Rock Salt | chemical, sedimentary rock |
| Slate | foliated, metamorphic rock made from shale |
| Marble | non-foliated, metamorphic rock made from limestone |
| Gneiss | foliated, metamorphic rock made from granite |
| Surface mining | mining done on the surface strip mining and panning |
| Deep mining | mining done deep in the Earth drilling, digging, and blasting |
| Ore | a substance mined for a valuable mineral |
| Copper | main mineral mined in Arizona |
| Diamond | hardest mineral |
| MOHS hardness scale | a scale used to find the hardness of a mineral (1-10) |
| Fluorescence | a mineral test that uses a UV light |
| Magnetism | a mineral test that determines if the mineral is magnetite *use a compass or a magnet |
| Acid Test | a mineral test that uses acid to determine if the mineral has carbonate in it |
Created by:
surfhwy1
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