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- 1. Multiple Choice
The way a surface (of a mineral) reflect light. Either metallic or nonmetallic:CleavageStreakLusterReflection - 2. Multiple ChoiceMany minerals form from the cooling of magma. If the magma cools slowly, what size are the crystals?smalllargeno crystals
- 3. Multiple Choice____________ is determined by scratching a mineral with other minerals.fracturehardnessstreakcolor
- 4. Multiple ChoiceThe tendency for a mineral to split along specific planes of weakness to form, smooth flat surfaces.CleavageFractureCrystallizationFracture
- 5. Multiple ChoiceThe color of the powdered form of a mineral found by rubbing a mineral against a white tile.LusterCleavageStreakFracture
- 6. Multiple ChoiceThe color of the powdered form of a mineral found by rubbing a mineral against a white tile.LusterCleavageStreakFracture
- 7. Multiple ChoiceWhich of the following is NOT a characteristic of a mineral?streakcrystal structureinorganicchemical composition
- 8. Multiple ChoiceQuartz, feldspar and Mica are silicate minerals. Silicate minerals contain atoms of silicon and oxygen and often other elements bonded together. What must be true of silicate minerals?They are pure elementsThey are made up of compoundsThey melt at very low temperaturesThey are made up of only one kind of atom
- 9. Multiple ChoiceWhat is the scale that is used to indicate hardness of a mineral?Red ScaleMoh's scaleEinstein ScaleFracture Scale
- 10. Multiple ChoiceWhich of the following must be true for a substance to be considered a mineral?It must be organicIt must be glassyIt must be a gemIt must be naturally occurring
- 11. Multiple ChoiceA substance that keeps its shape because its particles can’t flow freely?Crystalsolidliquidinorganic
- 12. Multiple ChoiceThe softest minerals is__________QuartzTopazTalcAmethyst
- 13. Multiple ChoiceAn example of a mineral that is also an element in pure form:WaterSaltGold
- 14. Multiple ChoiceIf a mineral does not break smoothly, and leaves an uneven surface:cleavagefracturehardnessinorganic
- 15. Multiple ChoiceThe color of a mineral's powder is its_______hardnessstreakcolorluster
- 16. Multiple ChoiceA mine that starts near the surface and extend deep underground using giant earth moving equipment to dig a tremendous pit and remove ore deposits is ___shaft mineopen pit minestrip minegold mind
- 17. Multiple ChoiceA rock that contains a metal or economically useful mineral is a(n)gemgemstoneoresmelt
- 18. Multiple ChoiceA solid mixture of two or more metals.orealloygemgemstone
- 19. Multiple ChoiceA gemstone that has been cut and polishedgemgemstonealloyore
- 20. Multiple ChoiceA hard, colorful mineral that has a brilliant or glassy lustergemgemstonealloyore
- 21. Multiple ChoiceA mixture in which one substance dissolves in anothersolutioncompoundelementcrystallization
- 22. Multiple ChoiceMagma that reaches the surfacelavamagmavolcanowater
- 23. Multiple ChoiceMolten material from the mantle that hardens to form rockslavamagmasolutioncrystals
- 24. Multiple ChoiceThe process by which atoms are arranged to form a material with a crystal structurecrystallizationcompoundelementsolution
- 25. Multiple ChoiceYou are in California playing around in a stream when you come across a substance that appears to be gold. Which test would be the most inaccurate in determining if it is gold?colorstreakhardnessdensity
- Answer choicesTagsAnswer choicesTags