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Reference Values of Gems
Database updated: 15 Jan 2017
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Sphene

  • Color: greenish yellow, yellow, brown
  • Hardness: 5.5
  • Refractive index: 1.84 - 2.11
  • Density: 3.45 - 3.55
  • Chemical composition: CaTiSiO5
  • Crystal structure: monoclinic
  • Origins: Madagascar, India, Brazil, USA, Canada, Pakistan, Russia.

Sphene (titanite) is a rare mineral but not very expensive due to its insufficient hardness. Clean crystals over 5 ct. have value for collectors.

 

Sphene 2.02 cts.
Sphene 2.02 cts.
Published under permission: Miguel Angel Lopez

 


Market values of Sphene  

Occurrence of Sphene  

Historical values  


 
 
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