Mr W's Online Mineral Quiz

7 Questions | Total Attempts: 644

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Mr W

Online quiz over MINERAL content covered during Term 2 in Mr Wehlan's class 2008-2009


Questions and Answers
  • 1. 
    What term is used by geologists to describe how light reflects off of a mineral?         (ex. Galena-metallic)  Also see: Glassy (vitreous-70%) Pearly Dull Adamantine
    • A. 

      Cleavage

    • B. 

      Viscosity

    • C. 

      Luster

    • D. 

      Streak

  • 2. 
    What defines something as a mineral?    (ex. Smokey Quartz)
    • A. 

      Naturally occurring (not man-made)

    • B. 

      Inorganic (never from plant/animal material)

    • C. 

      Has a definite crystalline structure

    • D. 

      Solid (not liquid or gas)

    • E. 

      All of the above

  • 3. 
    The color of a minerals powder is called ____________ by geologists.
    • A. 

      Luster

    • B. 

      Fracture

    • C. 

      Cleavage

    • D. 

      Streak

    • E. 

      Density

  • 4. 
    When a mineral breaks apart leaving flat surfaces geologist say the mineral exhibits __________.
    • A. 

      Fracture

    • B. 

      Deformation

    • C. 

      Cleavage

    • D. 

      Heft

  • 5. 
    When a mineral breaks apart and leaves rough irregular edges, geologists describe it as ________. ex. Obsidian - chonchoidal
    • A. 

      Heft

    • B. 

      Cleavage

    • C. 

      Streak

    • D. 

      Fracture

    • E. 

      None of the above

  • 6. 
    The term(s) used by geologists to describe how a mineral breaks apart under pressure is called?
    • A. 

      Fracture

    • B. 

      Cleavage

    • C. 

      Both A & B

    • D. 

      Neither A nor B

  • 7. 
    Each mineral has a characteristic ____________, which is defined as its mass in grams compared to (or divided by) its volume in milliliters.
    • A. 

      Heft

    • B. 

      Density

    • C. 

      Permeability

    • D. 

      None of the above

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