Gemstone Properties           
Cochise College    

Virtual Museum of Geology  
Hall of Gemstones 
Geology Home Page
Roger Weller, geology instructor ( wellerr@cochise.edu )
last edited:  10/20/10
 

color
     Transparent Gemstones
     Translucent Gemstones

hardness

    Transparent Gemstones
    Translucent Gemstones                                                             

 asterism

  Star Rubies

  Star Sapphire, Black
  Star Sapphires, Pale Colored

 catseye-chatoyance

  Apatite, Catseye

  Chrysoberyl, Catseye
 

 chatoyancy

  Tigereye

  Tigereye Sphere                                                                                    

  Malachite-Chatoyant

 color banding

  Amethyst with Color Banding

  Lake Superior Agate

 inclusions

  Amber

  Emerald, Trapiche
  Lapis, Pyrite Inclusions

  Rutilated Quartz

 luster-metallic to sub-metallic

  Hematite, Beads

 multicolored                                                                       

  Ametrine

  Tourmaline, Multi-Colored

  Watermelon Tourmaline
  Fluorite, Carved

 opalescence

  Moonstones from India

  Moonstones from Sri Lanka

  Moonstone in Jewelry

 perthitic structure

  Amazonite

 play of color

  Australian Fire Opal-Cabochon

  Australian Boulder Opal

 schiller

  Labradorite-Schiller

 
 dendrite inclusions

  Moss Agate