Silver

  

 

  

Origin: Roza de Santa Matilde, Herrerias, Almeria, Spain

Sample size: 3.3 x 5.0 cm specimen. Sample of kongsbergite and chlorargyrite. Several clusters of golden bronze kongsbergite leafs and blades up to 6 mm long (top), 2.9 x 5.3 cm specimen. Silver and mercury alloy. Several clusters of Kongsbergite leaves up to 1 cm long on siliceous matrix (bottom)

 

     

     

Origin: Sokolovskiy Mine, Rudniy City, Kustanay Oblast, Kazakhstan Republic

Ex. John Teague collection

Sample size: 2.3 x 1.5 x 1.25 cm

 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

  

 

  

 

  

 

  

 

   

Kongsbergite (natural silver/mercury alloy) etched out of calcite matrix to expose the brilliant white luster

Origin: Nierder Beerbach, Odenwald, Germany

Sample size: 3.5 x 3 x 0.5 cm (4.3 grams, top left), 3.2 x 2.1 x 1 cm (5.7 grams, top right), 3.7 x 2.3 x 0.7 cm (7.1 grams, 2nd right left), 4 x 2.3 x 0.5 cm (4.8 grams, 2nd row right), 4 x 3.5 x 0.5 cm (8.4 grams, 3rd row left), 4.5 x 3 x 0.2 cm (2.5 grams, 3rd row right), 3.9 x 2.5 x 0.6 cm (4.3 grams, 4th row left), 3.6 x 2.3 x 0.9 cm (5.7 grams, 4th row right), 3.1 x 2 x 0.7 cm (1.8 grams, bottom left), 3.1 x 2.5 x 0.6 cm (5.6 grams, bottom right)

 

  

  

Silver with argentite on calcite matrix

  

Origin: Kongsberg, Norway

Sample size: 6 x 4 x 1.7 cm (top/2nd row), 6 x 4 x 1.7 cm, 131.7 grams (3rd/bottom row)

 

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