Prehnite : Ca2Al2Si3O10(OH)2

minID: YJQ-U0J

Prehnite : Ca2Al2Si3O10(OH)2

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Here we have a museum caliber 6 3/4 x 6 inch Prehnite Pseudomorphs after Anhydrite from the Lower New Street Quarry in Paterson, New Jersey. Ex. Anthony Schumacher collection. Collected in the early 1930's. The specimen exhibits individual Prehnite "fingers" up to 3 inches. Specimen #27 the Eric Stanchich NJ mineral collection.

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Photo added: 29th Mar 2007