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Prehnite pseudomorph after Anhydrite with Natrolite-Laumontite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

 
Prehnite pseudomorph after Anhydrite with Natrolite-Laumontite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

Prehnite pseudomorph after Anhydrite with Natrolite-Laumontite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

Prehnite pseudomorph after Anhydrite with Natrolite-Laumontite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

DESCRIPTION:No. 78502
Mineral:Prehnite pseudomorph after Anhydrite with Natrolite-Laumontite
Locality:Upper New Street Quarry, Paterson, Passaic County, New Jersey
Description:Brownish-green prehnite pseudomorph after a 20 mm anhydrite crystal with acicular white crystals of natrolite or laumontite on the surfaces. Anhydrite formed first, then was overgrown with prehnite, finally the anhydrite dissolved leaving a hollow mold. Collected ca. 1993
Overall Size:25x20x14 mm
Crystals:20 mm pseudo
Status: Sold - Posted here for reference only
Buy similar: Minerals from New York & New Jersey, USA > Pseudomorphs (False Form)

 

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