Corundum

  
 
  
Sapphire on matrix
Origin: Ihosy, Fianarantsoa, Madagascar
Sample size: 5.5 x 3.5 x 6.9 cm (top), 11.4 x 6.8 x 5.7 cm (2nd/bottom row)
 
  
Ruby
Origin: Zimbabwe
Ex. Don Belsher collection
Sample size: 3 x 3.1 x 7.2 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

Ruby
Origin: Mogok, Myanmar
Ex. S. Nasser collection
Sample size: 1.5 x 1.2 x 1.1 cm
 
  
Ruby
Origin: Mysore, India
Sample size: 7.8 x 5.3 x 2.8 cm
 
  
  
Ruby
Origin: Jagdalek, Afghanistan
Sample size: 10.7 x 9.0 x 7.0 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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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