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8 Cards in this Set
- Front
- Back
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Physical Properties
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1. luster (shiny or metallic)
2. texture (rough, smooth) 3. color 4. hardness (scratches) 5. streak (color of powder) |
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Pumice
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Pumice rocks are igneous rocks which were formed when lava cooled quickly above ground
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SEDIMENTARY ROCK
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a rock formed from sediment by pressure of water or other layers of sediment
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METAMORPHIC ROCK
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an igneous or sedimentary rock that has been chemically or structurally changed by heat or pressure
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IGNEOUS ROCK
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a rock formed from molten rock called magma or lava
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GEOLOGIST
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a person who studies the origin, history, and structure of the earth
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MINERAL
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(non-living) substance found in nature; minerals vary in size and appearance
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Coal
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Formed from plants that lived long ago
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