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Reference Values of Gems
Database updated: 15 Jan 2017
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Citrine

  • Color: yellow
  • Hardness: 7
  • Refractive index: 1.54 - 1.55
  • Density: 2.65 - 2.66
  • Chemical composition: SiO2
  • Crystal structure: hexagonal
  • Origins: Widespread; best stones come from Brazil.

Citrine is one of the least expensive gemstones. Even very big pieces, 50 carats and more, can be easily found on the market. Greenish-yellow and orange stones are more valuable, and heat treatment is often applied to enhance the yellow color.

 

Citrine 14.94 cts.
Citrine 14.94 cts.
Published under permission: Miguel Angel Lopez

 


Market values of Citrine  

Occurrence of Citrine  

Historical values  


 
 
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