Nicely lustrous white Prehnite undulates across the basalt matrix from this rare location, mined out circa 2007. This location was known more for dinosaur footprints in mudstones than ancient zeolites.
Union Building and Construction Quarry, Woodland Park/Clifton, Passaic Co., New Jersey, USA. 3" x 1.5" x 1.5", 3.6 oz.