Kampfite

Light bluish gray kampfite
Origin: Esquire #1 Claim, Rush Creek, Fresno Co., California, USA (type locality)
Picture size: 4 mm
Owner: Thomas Witzke
 

Photo courtesy of: 

Thomas Witzke

Institut für Mineralogie und Lagerstättenlehre
Aachen, Germany

 

  
Bluish, large grains to 3 mm in yellowish sanbornite matrix.
  
Light blue, glassy grains to about 0.5mm in light green sanbornite matrix.
  
Light bluish grains to 1 mm associated with light platy sanbornite.
Origin: Esquire #1, Rush Creek, Fresno Co., California, United States (type locality)
Sample size: 3 x 2.5 x 1 cm (top), 2.5 x 2 x 1 cm (2nd row), 3 x 2 x 1.5 cm (bottom)
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Light sky blue grains with perfect cleavage in sanbornite plus quartz matrix
Origin: Esquire #1 Claim, Rush Creek, California, USA
Sample size: 2 x 3.5 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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