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6 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Shale |
Smooth feel, product of compacted mud, may contain fossils. |
Clay- microscopic clay mineral, kaolinite |
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Sandstone |
Sand- scratches glass, Sandy feeling |
Quartz |
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Coquina limestone |
Gravel- Composed of shell fragments, reacts to acid. |
Calcite |
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Conglomerate |
Gravel- mixture of rounded particles, cement may react to acid |
Variety of mineral |
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Crystalline limestone |
Clay- tan to gray- colored, contains fossils possibly, reacts to acid |
Calcite |
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Bituminous coal |
Fine- Black, blocky, breaks easily |
No minerals, plant material |
