Prehnite finger cast after Anhydrite Diopside 0 cm on edge

0 cm on edge

save a few rough spots on the back where it detached from the pocket

fine quality and robust crystals

This piece was mined around 2000 and is one of the better Spinels from the collection of my father

Prehnite finger cast after Anhydrite Diopside 0 cm on edgeA small miniature sized specimen of Prehnite after Anhydrite comprising finger shaped casts and balls with decent luster, gemminess and color. The piece has a light coating of a secondary clay mineral but does display well from several angles. A nice representative piece from this famous discovery. The Prospect Park Quarry is arguably the most famous mineral producing basalt quarry in New Jersey and, for over a century, has provided collectors with