Arrojadite

  
First non-pegmatite occurrence of euhedral crystals of arrojadite
Origin: Rapid Creek, Yukon, Canada
Sample size: 3 x 2 cm x 5 mm, crystal 4 mm
 
    
Bottle green, glassy grains intermixed with probably triphylite and probable cassiterite associated with muscovite.
Origin: Nickel Plate mine, Pennington Co., South Dakota, United States (type locality)
Ex. Grenier collection, ex. Ed Doyler collection
Sample size: 6 x 4 x 4 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Origin: Big Fish river area, Yukon Territory, Canada
Picture size: 4 mm
Owner: Thomas Witzke

Photo courtesy of: 

Thomas Witzke

Institut für Mineralogie und Lagerstättenlehre
Aachen, Germany

 

  
 
  
 
  
Origin: Rapid Creek, Yukon, Canada
Sample size: 5.5 x 5 x 1 cm (top), 4 x 3.5 x 0.75 cm (middle), 4 x 3.5 x 1.5 cm (bottom)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

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