Ferro-axinite

     
Origin: Dal Negorsk, Primorskiy Kray, Russia
Sample size: 8 x 4.7 x 4.5 cm
 
  
Specimen of quartz and byssolite hosting a druse of brownish violet colored crystals of axinite to 2.5 cm in length. This is perhaps the most famous axinite locality in California as it was encountered during the construction of the New Melones Dam floodway. Soon after it was uncovered it was lost forever with the completion of the dam.
Origin: New Melones Dam, Stewart Mine, Calaveras County, California, U.S.A.
Sample size: 7.5 x 6 x 5 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

  

Origin: near Bourg D'Oisans, France
Sample size: 2.8 x 2.2 x 1.5 cm
 
  
Origin: Toroku Mine, Miyazaki Prefecture, Japan
Sample size: 2.6 x 1.6 x 0.5 cm
 
Origin: Vittoria do Conquista, Bahia, Brazil
Sample size: 3.5 x 2.6 x 1 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
 
  
Origin: Rocher d'Armentier, Bourg d'Oisans, Dauphine, France
Sample size: 14 x 8.5 x 6 cm (top), 8 x 8.5 x 4 cm (bottom)
 
  
Ferroaxinite with minor arsenopyrite on chalcopyrite
Origin: Colebrook Mine, Colebrook Hill, Rosebery, Tasmania, Australia
ample size: 7.5 x 4 x 6.5 cm
 
  
Origin: Col De L'enfernet, Isere, Rhone-Alpes, France
Sample size: 4.3 x 2.3 x 2.3 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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