Corundum

  
 
Ruby
Origin: Mysore, India
Sample size: 15.1 x 8.6 x 7.1 cm (top/2nd row), 1.6 x 0.6 x 0.6 cm (bottom)
 
  
  
Origin: Soutpansburg District, Limpopo Prov., South Africa
Ex. Richard Hauck collection
Sample size: 3.8 x 2.6 x 2.5 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
  
 
  
  
Sapphire
Origin: Ihosy, Fianarantsoa, Madagascar
Sample size: 8 x 4.8 x 6.3 cm (top/2nd row), 8.5 x 4.7 x 5.3 cm (3rd/bottom row)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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Back to Alphabetical list Physical, chemical and crystallographic description Optical properties/Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra