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6th period test note
notes for the science test on thursday
| Question | Answer |
|---|---|
| Whats a mineral? | a solid consisting of one single element |
| what is a element? | a pure substance that cannot be broken down into simpler substances |
| what is a compound? | a compound is a substance that consists of 2 or more elements |
| What are the 4 main characteristics of a mineral? | 1. formed in nature 2. inorganic (not living) 3. Crystalline structure 4. Its a solid |
| What are the 2 types of minerals? | Silicate and non silicate |
| What are the classes of non-silicate minerals? | Native elements, carbonates, halides, oxides, sulfates, and sulfides |
| What is a native element? | minerals made of only one elements example: gold, and silver |
| Whats is a carbonate? | minerals that contain carbon and oxygen in there chemical structure |
| What are halides? | compounds that form when the atoms of fluorine, chlorine, iodine, or bromine combine with sodium potassium, or calcium |
| What are oxides? | Compounds that form when a element chemically combines with oxygen |
| What is a sulfate? | A mineral that contains sulfur and oxygen. |
| What is a sulfide? | Contains one or more elements combined with sulfur |
| What are minerals physical properties? | 1. color 2. luster 3.streak 4. hardness 5. cleavage 6. fracture 7. density 8. Special characteristics |
| What types of physical characteristics can be in a mineral? | 1. Florescence 2.taste 3. chemical reaction 4. radioactivity |
| What are the types of mining? | Surface mining, and Sub-surface mining |
| Whats reclamation? | a process of returning mined land to its original form. |
| In what ways are minerals formed? | Limestone, evaporating salt water, plutons, pegamites, metamorphic rocks, and hot water solutions |