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Mineral Quiz
Question | Answer |
---|---|
What's the definition of a mineral? | - Solid -naturally occuring -inorganic -definite chemical composition -crystal structure |
What's the difference in luster? Vitreous means ___ while greasy means ___ | -The look of glass -The look of an oil-coated substance |
What's the difference in luster? Resinous means ___ while silky means ___ | -The look of resin -The look of silk |
What's the difference in luster? Pearly means ___ while adamantine means ___ | -The look of pool -Hard sparkly look of a diamond |
What's the definition of fracture? | The manner in which a mineral breaks along an irregular shape. |
What's the definition of cleavage? | Tendency for a mineral to split along smooth surfaces. |
What's a streak? | The color of a mineral in powdered form. |
Are colors useful in identifying minerals? | No. |
What scale do we use to measure hardness. | Mohs Scale of Hardness. |
What's the softest mineral? | Talc |
What's the hardest mineral? | Diamond |
Is limestone metallic or non-metallic ? | non-metallic |
Is marble metallic or no metallic? | Marble is non-metallic. |
Is graphite metallic or no-metallic? | non-metallic. |
Name a mineral | Halite |
Name a mineral | Sulfur |
Name a mineral | Fluorite |
Name a non-mineral | paper |
Name a non-mineral | wood |
Name all 5 fractures | Conchoidal, Fibrous, Splintery, Hackly, Irregular |