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14 Cards in this Set
- Front
- Back
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Luster |
The way that light shines off of a mineral. Can be described as 'metallic' or 'non-metallic'. |
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Streak |
The color of the powder left behind when a mineral is rubbed on a surface. |
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Hardness |
The ability of a mineral to scratch or be scratched. Talc is a 1, and Diamond is a 10. |
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Cleavage |
Description of how a mineral will break; when broken, the mineral will break off into nice, even shapes. |
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Fracture |
Description of how a mineral will break; when broken, the mineral will break in ANY direction with no discernible shapes. |
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The 5 Properties of Minerals (All minerals must have these) |
Natural. Solid. Inorganic. Have a definite chemical composition. Have a neat and orderly pattern to its atoms. |
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The Characteristics of Minerals (Ways we can describe a mineral) |
Luster Streak Hardness Breakage (Cleavage or Fracture) Color Smell The Acid Test Taste |
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Igneous Rocks |
Rocks that are formed after being melted and cooled down. They come from magma/lava. |
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Sedimentary Rocks |
Rocks that are formed after being compacted and cemented together. They come from sediment. |
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Metamorphic Rocks |
Rocks that are formed after applying heat and pressure to another rock. |
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Parent Rock |
The rock that a metamorphic rock came from. |
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Magma |
Melted rock found below the surface of the Earth. |
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Lava |
Melted rock found above the surface of the Earth. |
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Foliation |
The pattern found on metamorphic rocks; when minerals align within a rock and all point in the same direction (due to the pressure applied to the rock). |
