Photos of Gemstones
Cochise College          

Geology Home Page                              
Roger Weller, geology instructor 

Gemstones-Main Page

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

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


     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