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6 Written questions

6 Multiple choice questions

  1. a scale ranking 10 minerals from softest to hardest
  2. naturally occurring, inorganic solid that has a crystal structure and a definite chemical composition
  3. a solid mixture of two or more elements, at least one of which is metal
  4. the process by which ore is melted to separate useful metal from other elements
  5. a narrow deposit of a mineral that is sharply different from the surrounding rock
  6. a mixture in which one substance is dissolved in another

6 True/False questions

  1. gemstonea hollow rock inside which mineral crystals have formed

          

  2. inorganicnot formed from living things or the remains of living things

          

  3. lavathe molten mixture of rock forming substances, gases, and water from the mantle

          

  4. crystallizationthe process by which atoms are arranged to form a material with a crystal structure

          

  5. lusterthe color of a mineral's powder

          

  6. fracturethe way a mineral looks when it breaks apart in an irregular way