click below
click below
Normal Size Small Size show me how
ES EMAP Chapter 1
Earth Materials and Processes - Ch1 Minerals
| Term | Definition |
|---|---|
| Mineral | Any naturally occurring, inorganic solid with a definite chemical composition and crystalline structure. |
| Crystal | Solid in which the atoms are arranged in an orderly, repeating pattern. |
| Magma | Molten rock beneath earth's surface. |
| Silicate | A mineral that contains silicon and oxygen. |
| Carbonate | A mineral that contains carbon and oxygen. |
| Sulfate | A mineral that contains sulfur and oxygen. |
| Sulfide | A mineral that contains sulfur but no oxygen. |
| Native Element | A mineral that appears as a pure substance in nature. |
| Oxide | A mineral that contains oxygen, but not sulfur, carbon, or silicon. |
| Halide | A mineral that contains a halogen. |
| Hardness | A mineral's resistance to being scratched. |
| Color | The way light reflects from a large "chunk" of mineral. |
| Streak | The color of a powdered form of a mineral. |
| Specific Gravity | The density of a mineral compared to the density of water. |
| Luster | The way a mineral reflects light. |
| Fracture | The breakage pattern in which irregular surfaces result. |
| Cleavage | The breakage pattern in which flat surface(s) result. |
| Fredrich Mohs | A 19th century scientist who developed a method to classify mineral hardness. |
| Inorganic | Not made from a life process or from the remains of a once-living organism. |
| Organic | Material resulting from a life process (contains carbon). Made from the remains of a once-living organism. |