Herderite

  
Herderite with schorl and albite
Origin: Shigar Valley, northeast of Skardu, Baltistan, Pakistan
Sample size: 3.3 x 3 x 2.3 cm
 
  
Herderite on topaz
Origin: Dassu, Haramosh Mountains, Gilgit, Pakistan
Ex. Edward E. David collection
Sample size: 3 x 2.9 x 2.2 cm
 
     
 
  
Origin: Divino das Laranjeiras, Minas Gerais., Brazil
Sample size: 3.5 x 1.9 x 1.3 cm (top/2nd row), 2.9 x 2.0 x 1.9 cm (3rd/bottom row)
 
Origin: Pech, Kunar Province, Nuristan, Afghanistan
Sample size: 7 x 6 x 4 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
 
  
This specimen consists of albite with cookeite and a 2.4 cm, doubly terminated crystal of lavander colored herderite.
Origin: Barra de Salinas, Minas Gerais, Brazil
Sample size: 2.9 x 2.2 x 1.4 cm (top/2nd row), 3.2 x 2 x 1.6 cm (bottom)
 
  
Origin: Virgem da Lapa, Minas Gerais, Brazil
Sample size: 6.3 x 5.5 x 3.5 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

  
Origin: Minas Gerais, Brazil
Ex. Don Belsher collection
Sample size: 17 x 12 x 33 mm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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