Andradite

  
Origin: Banat, Romania
Sample size: 7 x 6 x 2.5 cm
 
  
Origin: Garnet Prospect, New Idria district, San Benito Co., California, U.S.A.
Ex Tom Dwyer Collection
Sample size: 6.5 x 6 x 1.7 cm
 
  
Origin: Ojos Espanoles mine, Chihuahua, Mexico
Ex.Marvin Pearce coll.
Sample size: 23 x 23 x 15 mm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Well formed, light yellowish green dodecahedral crystal on matrix and showing some negative growth patterns.
Origin: Frascati, Italy
Ex Eaton Collection
Sample size: 3 cm across
 
  
Origin: Långban, Varmland, Sweden
Ex. Harry von Ekermann Collection
Sample size: 6.5 x 4 x 1 cm
 
  
Origin: Stikine River, Wrangell, Alaska, United States
O'Donnell Collection
Sample size: 9 x 6 x 3 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

  
Origin: Bazhenovsky Mine, Urals, Russia
Sample size: 4.5 x 3.5 x 2.8 cm
 
Origin: Bor Pit, Dalnegorsk, Primorskiy Kray, Russia
Sample size: 5 x 4 x 1.2 cm
 
  
Origin: N’Chwaning Mine II, Kuruman, South Africa
Sample size: 3.2 x 3.2 x 2.5 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

 
  
Origin: Serifos, Greece
Ex. Scott Werschky collection
Sample size: 3.9 x 2.5 x 2.5 cm
 

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