Dolerophanite

Brown crystals of dolerophanite with blue chalcanthite and green fedotovite
Origin: Great Fissure (Main Fracture) eruption, Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia
Picture size: 3 mm
Owner: Thomas Witzke
 

Photo courtesy of: 

Thomas Witzke

Institut für Mineralogie und Lagerstättenlehre
Aachen, Germany

 

Brown microcrystals with blue chalcanthite and green fedotovite
Origin: Tolbachik Volcano, Kamchatka, Russia
Sample size: micromount
 
  
Tiny brown dolerophanite crystals with fedotovite
Origin: Northern Breakthrough, Tolbachik Volcano, Kamchatka, Russia
Sample size: 1.2 x 2.3 cm (in glass vial), ca. 1.5 x 1.5 cm (in glass jar)
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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