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Minerals
| Term | Definition |
|---|---|
| Mineral | A naturally formed, inorganic solid that has a definite crystalline structure. |
| Elements | Pure substances that cannot be broken down into simpler substances by ordinary chemical means. |
| Compound | A substance made of two or more elements that have been chemically joined or bonded. |
| Crystals | A solid whose atoms. ions, or molecules are arranged in a definite pattern. |
| Silicate minerals | A mineral that contains a combination of silicon. oxygen, and one or more metals. |
| nonsilicate mineral | A mineral that does not contain compounds of silicon and oxygen. |
| luster | The way in which a mineral reflects light. |