Minerals in Geology
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Questions and Answers

Which of the following conditions must a substance satisfy in order to be considered a mineral?

  • Amorphous structure, synthetic, variable chemical composition, irregular arrangement of molecules
  • Smooth texture, organic, indefinite chemical composition, irregular arrangement of atoms
  • Crystalline structure, natural and inorganic, definite chemical composition, regular arrangement of atoms (correct)
  • Rough texture, natural and organic, definite chemical structure, regular arrangement of molecules
  • What are some of the physical properties used to identify minerals?

  • Taste and smell
  • Transparency and flexibility
  • Luster, hardness, color, and streak (correct)
  • Weight and volume
  • Which mineral is known for its perfect basal cleavage and is used in cosmetics and manufacturing?

  • Hematite
  • Pyrite
  • Mica (correct)
  • Galena
  • What is the common use of calcite, a mineral mentioned in the report?

    <p>Construction of roads and buildings</p> Signup and view all the answers

    Which of the following is a condition that minerals must satisfy?

    <p>Being naturally occurring</p> Signup and view all the answers

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