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Minerals: ES
Minerals: ES Vocab
| Question | Answer |
|---|---|
| What is the worst physical property to use | color |
| What are carbonates made of? | carbon and oxygen |
| What is the definition of streak? | the color of the mineral when it is powdered |
| What is luster? | the way a mineral reflects light |
| What is a mineral? | a naturally occurring, solid, inorganic substance that has a definite chemical composition |
| What are the major elements found in the Earth's crust? | silicon, oxygen, aluminum and iron |
| What is cleavage? | when a mineral breaks along flat edges or sides (planes) |
| Why does cleavage occur? | It occurs because there are weaknesses in the bonds of the atoms in the crystalline structure |
| What changes limestone into the mineral calcite? | carbonic acid |
| What will oxidation cause? | will cause the mineral pyroxene to change into the minerals magnetite and quartz |