Quiz  /  Rocks, Minerals, and More Quiz

  • 1. 
    In the 3rd century BCE, the Greek philosopher Theophrastus wrote De lapidibus, which for almost 2,000 years was the best treatise on which subject?

  • comets
  • glassworking
  • rocks and minerals
  • metallurgy

  • 2. 
    What abundant mineral has many useful properties, including the piezoelectric effect?

  • coal
  • quartz
  • alumina
  • diamond

  • 3. 
    Which is the mineral that forms stalactites and stalagmites in underground caves?

  • olivine
  • quartz
  • calcite
  • iron

  • 4. 
    The Mohs scale ranks relative hardness by testing which effect of one material on another?

  • displacement
  • scratching
  • indentation
  • cracking

  • 5. 
    Which of these is a sedimentary rock commonly used as a building stone?

  • shale
  • limestone
  • granite
  • quartz

  • 6. 
    Which is the hardest form of pure carbon?

  • garnet
  • diamond
  • carbide
  • graphite

  • 7. 
    Which mineral is the principal ore of aluminum?

  • anthracite
  • bauxite
  • calamine
  • pyrite

  • 8. 
    Which element puts the green in emeralds and the red in rubies?

  • chromium
  • copper
  • iron
  • rubidium

  • 9. 
    What, really, does a fool take for gold?

  • pyrite
  • brass
  • copper sulfate
  • bronze
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