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MInerals
Mineral Terms and Identification
Term | Definition |
---|---|
What is a mineral? | A mineral that has a crystal structure, is not man-made, inorganic, and solid. |
What are the 6 main properties to identify a mineral? | Color, luster, streak, hardness, cleavage, and special properties. |
What is color in terms of identifying a mineral? | The color of a mineral is not always reliable. |
What is luster in terms of identifying a mineral? | How a mineral shines or reflects light. |
What is streak in terms of identifying a mineral? | The color of the powder form of the mineral. |
What is cleavage or fracture in terms of identifying a mineral? | How the mineral breaks; in flat surfaces or unevenly. |
What is hardness in terms of identifying a mineral? | The softness/hardness of a mineral measured on the Mohs scale. |
What are special properties in terms of identifying a mineral? | Unique properties in minerals. |
What is an element? | A substance that cannot be separated into simpler substances by chemical means. |
What is a compound? | A substance made of two or more elements joined by chemical bonds. |
What is a crystal? | A solid whose atoms are arranged in a definite pattern. |
What is a silicate? | A mineral that contains a combination of silicon, oxygen and one or more metals. |
What is a non-silicate? | A mineral that does not contain compounds of silicon and oxygen. |
What is a pegmatite? | Tear shaped bodies formed below Earth where gemstones may form. |
What is an Ore? | Mineral deposit large enough to be mined. |
Hot water solutions could form what minerals? | Gold, Copper, Sulfur |
Metallic | A mineral that is shiny, do let light pass through them and are good conductors of heat and electricity. |
Nonmetallic | A mineral that can be shiny or dull, may not let light pass through and are good insulators of electricity, not conductors. |
What type of mining occurs near the surface of Earth? | Surface mining. |
What type of mining occurs deep underground? | Subsurface mining. |
Gemstones | Minerals that are considered beautiful and valuable. |
The special property that causes some minerals to glow under ultraviolet light. | Fluorescence |
The special property which can be found using a Geiger counter. | Radioactivity |
The special property which may cause fizzing if acid is applied. | Chemical Reaction |
The special property which may attract iron. | Magnetism |
The special property that my create double vision. | Optical Property |
Metamorphic | Rock changed by heat and pressure. |