| A | B |
|---|
| Mineral | a naturally occuring inorganic solid that has a definite chemical composition and crystal shape |
| Rock Cycle | The interrelated process that cause the continuous changing of rocks from one kind to another |
| Sediment | particles of rock or organic materials that have been carried along and deposited by water and / or wind |
| Streak | the color of the powder left by a mineral when it is rubbed against a hard, rough surface |
| Igneous | formed from molten rock |
| Inorganic | not formed from living things or the remains of living things |
| Organic Rock | a sedimentary rock that is formed either directly or indirectly from material that was once alive |
| Metamorphic | changed in form as a result of chemical reactions, heat, and / or pressure |
| Metal | an element that is shiny, conducts electricity and heat, and is easily shaped |
| Nonmetal | an element that has a dull surface, is a porr conductor of electricity and heat, and is not easily shaped |
| Ore | a mineral or rock from which metals and nonmetals can be removed in usable amounts |
| Cleavage | the tendency of a mineral to break along smooth, definite surfaces |
| Crystal | a solid in which the atoms or molecules are arranged in a definite pattern that is repeated over and over again |
| Density | the amount of matter in a given space; the mass per unit volume |
| Rock | a hard substance composed of one or more minerallike substances |
