Ferro-axinite

  
 
  
Ferro-axinite with minor epidote. Ex. Joe Polityka collection
Origin: New Melones Dam site, Calaveras County, California, U.S.A.
Sample size: 5 x 3.7 x 3 cm (top/2nd row), 2.7 x 1.7 x 1 cm (bottom)
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

  
  
Origin: Bourg d’Oisans, Isere, Rhone-Alpes, France
Ex. M. Dodge collection
Sample size: 2.4 x 1.4 x 0.4 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

Origin: Plumas Co., California, U.S.A.
Ex. Willard Perkin collection
Sample size: 14 x 11 x 36 mm
 
  
 
  
Origin: New Melones Dam, Calaveras Co., California, U.S.A.
Sample size: 5 x 3.5 x 1.5 cm (top/2nd row), 28 x 9 x 24 mm (bottom)
 
  
Origin: Colebrook Mine, Colebrook Hill, Rosebery, Tasmania, Australia
Sample size: 9 x 7 x 4.5 cm
 
  
Origin: Molletambo, 40 km southeast of Ica, Ica Region, Peru
Ex. John Barlow collection
Sample size: 17.5 x 11.8 x 5.3 cm
 
  
  
Origin: New Melones Lake area, Tuolumne Co., California, U.S.A.
Ex. Don Belsher collection
Sample size: 9.4 x 5.7 x 5.7 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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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