Prehnite finger cast after Anhydrite fossil and the size of the

and the size of the crystals places it in the upper ranks of all specimens found

I honestly have never seen another specimen as large and as rich as this one

This piece was collected in the late 1970s – early 1980s and remained in a private collection for decades

The most intriguing aspect of the piece (though hard to see in the photos)

Prehnite finger cast after Anhydrite fossil and the size of theA good miniature specimen with nice luster, gemminess and color. The reverse and underside of the specimen shows the hollow, striated cavities where the once preexisting Anhydrite once grew. The piece displays well without the aid of a base or clay. Despite a slight coating of a secondary clay mineral, this piece is still a worthwhile specimen of this now famous material. The Prospect Park Quarry is arguably the most famous mineral producing basalt