| A | B |
|---|
| Mineral | a naturally formed, inorganic solid that has a definite crystalline structure |
| element | a substance that cannot be separated or broken down into simpler substances by chemical means |
| compound | a substance made up of atoms of two or more different elements joined by chemical bonds |
| crystal | a solid who atoms, ions, or molecules |
| silicate mineral | 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 |
| streak | the color of the powder of a mineral |
| cleavage | the splitting of a mineral along smooth, flat surfaces |
| fracture | the manner in which a mineral breaks along either curved or irregular surfaces |
| hardness | a measure of the ability of a mineral to resist scratching |
| density | the ratio of mass of a substance to the volume of the substance. |
| reclamation | the process of returning land to its original condition after mining is completed |
| native elements | minerals that are composed of only one element |
| caronates | minerals that contain combinations of carbon and oxygen |
| halides | are compounds that form when fluorine, chlorine, iodine, or bromine combine with sodium, potassium, or calcium |
| oxides | compounds that form when an element combines chemically with oxygen. |
| sulfates | minerals that contain sulfur and oxygen. |
| sulfides | minerals that contain one or more elements combined with sulfur. |
