Gismondine

 
Origin: Alban Hills, near Rome, Latium, Italy
Owner: Lou Perloff
Microscopic image
 

Photo courtesy of: 

Lou Perloff

Photo-Atlas of Minerals

 

     
Origin: Arensberg quarry, Zilsdorf, Eifel, Germany
Sample size: 4 x 3 x 2 cm with a large vug 2 cm across with snow white gismondite and clear phillipsite crystals to 1 mm both
 
  
Origin: Arnsberg, Eifel, Germany
Sample size: 3.5 x 3 x 3 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

  
Origin: Capo di Bove, Alban Hills, Rome Province, Latium, Italy
Sample size: 10 x 7 x 5.6 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Origin: Stones Quarry, Aranga, Northlands, North Island, New Zealand
Sample size: fov 11 mm (left), 5 mm (right)
Photo: Sue Ericksson
Sample owner: Sue and Phil Ericksson
 

Photo courtesy of: 

Theo Kloprogge

 

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