Photos of Gemstones
Cochise College          

Geology Home Page                              
Roger Weller, geology instructor 
wellerr@cochise.edu 

Gemstones-Main Page

last edited:  4/17/18     number of photos: 2014    
 

     Transparent Gemstones
        
  are usually faceted. (567 photos)
         
faceted gemstones-Opal's Pals


amethyst
 

     Translucent Gemstones
          
are usually cut and polished as
          cabochons or carvings. (1016 photos)
        
  cabochons-Opal's Pals


chrysocolla and malachite

      Synthetic and Treated Gemstones
        
(61 photos)


mostly cubic zircona
 

      Opals, the Queen of Gemstones
  
      (281 photos)


fire opal in gold

   
 Ocean Jasper



    Gemstone Properties 

   

 

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.    copyright 2018-R.Weller
 

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