Prehnite finger cast after Anhydrite Diopside they were able to verify

they were able to verify that these specimens were indeed Hopeite

The majority of the specimens from this find were merely single crystals off matrix

One of the very few pieces from this uncommon find in Cunningham Gulch

0 cm - aesthetically flaring off sharp

The specimen was analyzed by Gene Foord years ago

Prehnite finger cast after Anhydrite Diopside they were able to verifyAn intersecting pair of finger shaped Prehnite casts after Anhydrite sit in a very thin layer of soft yellow green Prehnite matrix. The piece has a coating of a secondary clay mineral that cannot be removed, hence the reduced price, but is in good shape all the way around. The underside of the specimen shows the square cross sections where the once preexisting Anhydrite once grew. The Prospect Park Quarry is arguably the most famous mineral producing