Opal amelia

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Opal amelia

  1. 1. By: Amelia Morkve
  2. 2. Opal properties and special property  Many colors  White streak  Hardness of 4.5  The luster is vitreous which means dull  Fracture=conchoidal  Semi-transparent  Density average is 2.09  Only special property=slight glow under UV light
  3. 3. Chemical composition and uses  Chemical formula=SiO2x nH2O  The group is silicate  White=energizes  Some have special moon and sun power  Also used for jewelry  Ornaments  Used lastly for collectables Here is what the white opal does
  4. 4. Where it is found and Crystalline structure It is found in a few places: Ireland Denmark Frankfurt Guatemala South Australia Hungary Mexico Crystalline structure Amorphous-no crystals México Frankfurt South Australia
  5. 5. Types of Opal  White  Fire  Black  Jelly  Boulder  Rough Boulder opal  Chrystal Chrystal opal White opal Jelly opal

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