Staurolite

  
  
  
Origin: Franconia Mine, Lisbon, Grafton County, New Hampshire, U.S.A.
Ex. Richard Hauck collection
Sample size: 9.3 x 5.8 x 3.1 cm
 
  
45-degree penetration twin
Origin: Taos County, New Mexico, U.S.A.
Ex. Edna Doughtly and Richard Hauck collection
Sample size: 3.2 x 3.0 x 2.2 cm
 
  
  
Origin: Rubellita, Minas Gerais, Brazil
Ex. Richard Hauck collection
Sample size: 4.1 x 3.9 x 3.1 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