Term
|
Definition
| a naturally occuring inorganic solid with a definite chemical composition and an orderly arrangement of atoms. *About 4,000 different minerals are found on Earth* |
|
|
Term
|
Definition
| atoms are arranged in a pattern that is repeated over and over again. |
|
|
Term
|
Definition
| a solid in which the atoms are arranged in orderly repeating patterns. Crystals can form by cooling magma or evaporting solutions. |
|
|
Term
|
Definition
| Hot melted rock under the Earth's surface. |
|
|
Term
|
Definition
| Silicates are the most common rock-forming minerals. They contain silicon and oxygen which are the two most abundent elements on the Earth's crust. *Feldspar and quartz* |
|
|
Term
|
Definition
| A measure of how easily a mineral can be scratched. It uses the Mohs Scale from 1-10. |
|
|
Term
|
Definition
| The way a mineral relects light is known as luster. Metallic, pearly, dull, nonmetallic, silky, and glassy. |
|
|
Term
|
Definition
| The ratio of its weight compared with the weight of an equal volume of water. |
|
|
Term
|
Definition
| Color of a mineral when it is in a powdered form. |
|
|
Term
|
Definition
| The way a mineral breaks. |
|
|
Term
|
Definition
| Minerals that break with uneven, rough, or jagged surfaces have fracture. |
|
|
Term
|
Definition
| highly prized minerals becuase they are rare and beautiful. |
|
|
Term
|
Definition
| Mineral or rock mined for a profit. |
|
|
Term
|
Definition
| Mixture of minerals, rock fragments, volcanic glass, organic matter, or other natural materials. |
|
|
