Andradite

  
  
 
  
Origin: Stanley Butte, Graham Co., Arizona, U.S.A.
Ex. Don Belsher collection
Sample size: 5.2 x 4.7 x 3.5 cm (top/2nd row), 6 x 2.7 x 6.6 cm (bottom)
 
  
Origin: Mega Horio, Serifos Island, Cyclade Islands (Cyclades; Kikladhes; Nomos Kikladhon), Kykládes Prefecture, Aegean Islands (Aiyaíon) Department, Greece
Sample size: 6.5 x 2.5 x 3.5 cm
 
  
Variety demantoid
Origin: Maddox Mine, San Benito Co., California, U.S.A.
Sample size: 10 x 4.3 x 3.3 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
 
Origin: Stanley Butte, Graham Co., Arizona, U.S.A.
Sample size: 6.1 x 3.6 x 2.1 cm (top), 8.9 x 5.7 x 5.1 cm (bottom)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Andradite with epidote
  
 
  
Origin: Rio Seco, Quebrada de Cordoba, ICA, Peru
Sample size: 7 x 5.8 x 2.7 cm (top), 3.6 x 3 x 1.57 cm (2nd row), 4.7 x 3 x 2.5 cm (bottom)
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

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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