Quadridavyne

Origin: Ettringer Bellerberg, Ettringen, near Mayen, Eifel Mts, Rhineland-Palatinate, Germany
Picture size: 3 mm
Owner: Thomas Witzke
 

Photo courtesy of: 

Thomas Witzke

Institut für Mineralogie und Lagerstättenlehre
Aachen, Germany

 

 
Longprismatic colourless crystals in matrix, analysed
Origin: Bellerberg, Ettringen, Eifel, Germany
Sample size: micromount (top), micromount (bottom)
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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