Igneous Rocks Quiz Questions -2

6 Questions | Total Attempts: 359

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Rock Quizzes & Trivia

Questions and Answers
  • 1. 
    Please fill answer below: Intrusive igneous rocks are characterized by _____________ crystal size.
  • 2. 
    Extrusive igneous rocks are characterized by ___________________ crystal size.
  • 3. 
    True or false: Intrusive igneous rocks are formed above the earth's surface.
    • A. 

      True

    • B. 

      False

  • 4. 
    Check as many as apply: Mafic minerals include:
    • A. 

      Pyroxene

    • B. 

      Plagioclase fledspar

    • C. 

      Olivine

    • D. 

      Muscovite mica

    • E. 

      Quartz

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