Cassiterite

 
Origin: Yunnan province, China
Sample size: 34 x 27 x 17 mm
 
  
 
  
Cassiterite on quartz
Origin: Ximong, Yunnan province, China
Sample size: 5.5 x 2.5 x 3 cm (top), 5.3 x 4.5 x 2.2 cm (bottom)
 
  
 
Origin: Viloco mine, Araca Town, Loayza Province, La Paz Dept., Bolivia
Sample size: 7 x 6 x 3.5 cm (top), 30 x 30 x 15 mm (bottom)
 
  
 
Origin: Oruro Department, Bolivia
Sample size: 18 x 15 mm nugget (left), 29 x 21 x 16 mm (right), 22 x 22 x 17 mm (bottom)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Cassiterite on quartz
Origin: Boashan Mine, Yunnan Province, China
Sample size: 5.8 x 4.1 x 4 cm
 
  
Origin: Cryo - Genie Mine, Warner Hot Springs, San Diego Co., California
Sample size: 5.6 x 4.7 x 3.8 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
  
  
Single and twinned cassiterite crystals to .7 cm with schorl and quartz
Origin: North Goonbarrow China Clay Pit, Bugle, St Austell District, Cornwall, England
Ex Kevin Conroy collection
Sample size: 8.5 x 6.5 x 3.5 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

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