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Mineralogy
Question | Answer |
---|---|
Definition of a mineral | Solid, naturally occuring, inorganic |
Other definition of a mineral | Definite chemical structure, crystal structure |
Is hematite a mineral | Yes |
Is refrigerator ice a mineral | No |
What does inorganic mean | Doesn't come from a living thing |
What does naturally occurring mean | Came from the earth; man-made |
Do all minerals have a definite chemical composition | Yes |
Do minerals have to have a crystal structure | Yes |
Is halite a mineral | Yes |
Is magnetite a mineral | Yes |
Is a seashell a mineral | No |
What does mineral cleavage mean | The tendency of a mineral to split along smooth and flat surfaces |
What does mineral fracture mean | The tendency for a mineral to break along an irregular surface |
What is luster | The way a mineral reflects light |
What are types of nonmetallic luster | Vitreous, resinous, greasy |
What are other types of nonmetallic luster | Silky, pearly, adamantine |
What is an example of a nonmetallic mineral | Halite |
What is another example of a nonmetallic mineral | Calcite |
Definition of mineral streak | The color of a mineral in powder form |
What is the average hardness of a streak plate | 6.5-7.0 |