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6 Written questions

6 Multiple choice questions

  1. rock that contains a metal or economically useful mineral
  2. the color of a mineral's powder
  3. the process by which atoms are arranged to form a material with a crystal structure
  4. not formed from living things or the remains of living things
  5. the process by which ore is melted to separate useful metal from other elements
  6. a hard, colorful mineral that has a brilliant or glassy luster that is valued for its appearance

6 True/False questions

  1. Moh's Hardness Scalea scale ranking 10 minerals from softest to hardest


  2. mineralnaturally occurring, inorganic solid that has a crystal structure and a definite chemical composition


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


  4. crystalthe way a mineral reflects the light from its surface


  5. veina hollow rock inside which mineral crystals have formed


  6. magmaliquid magma that reaches the surface;also the rock formed with liquid hardens


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