2" Botryoidal Green Prehnite Formation - Patterson, New Jersey

This is a 2" wide, botryoidal forest green prehnite cluster that was collected from the Lower New Street Quarry in Paterson, New Jersey.

Prehnite is a calcium aluminum silicate with the chemical composition Ca2Al(AlSi3O10)(OH)2. It generally occurs as volcanic cavity infillings. It often displays colors between yellow and green, but colorless and blue specimens are not unheard of.
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DETAILS
SPECIES
Prehnite
LOCATION
Lower New Street Quarry, Paterson, New Jersey
SIZE
2 x 1.4"
CATEGORY
ITEM
#142475