Bright green botryoidal Prehnite with great surface patterning from a classic New Jersey location, the aptly named Prospect Park. The reverse features a nice scattering of Calcite crystals punctuated by a nice single crystal of Prehnite. Prospect Park operated as a traprock quarry from 1901 though the early 1980s, then was backfilled for housing. It is located within the First Watchung basalt flow. Prospect Park, New Jersey, USA. 3"  x3.25" x 1", 4.7 oz.