Prehnite finger cast after Anhydrite Ferberite and this beautiful multicolored gem

and this beautiful multicolored gem crystal is no exception

Viloco (sometimes called Araca) for many years has stood as one of the top Cassiterite localities in the world

Specimen #VIVBOL81813

this is also a great opportunity to obtain a good-sized single crystal of a species that is often only found in crude or microscopic crystals

It goes without saying that specimens of Phosphophyllite with crystals this size can be exceptionally pricey in some cases

Prehnite finger cast after Anhydrite Ferberite and this beautiful multicolored gemA representative specimen of Prehnite fingers after Anhydrite with a darker green color, and a coating of a secondary clay mineral. Overall, the piece is actually in good condition, with a predominant finger flaring out of the center of the piece. The color in the photos is accentuated by the lighting we used to photograph the piece, but it is a bit more muted in person. The Prospect Park Quarry is arguably the most famous mineral producing basalt