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4 Written questions

4 Multiple choice questions

  1. measure of how easily a mineral can be scratched; is determined by the arranngement of the mineral's atoms
  2. mineral that contains silicon and usualy one or more other elements
  3. hot melted roch material beneath earth's surface
  4. naturaly ocuring inorganic solid that has a definite chemical composition and an orderly internal atomic structure

3 True/False questions

  1. fracturephysical property of some minerals that causes them to break with uneven, rough, jagged surfaces


  2. lusterdescribes the way a mineral reflects light from its surface; can be either mettalic or nonmettalic


  3. gembeautiful, rare. highly priced mineral that can be worn in jewelry