Prehnite “BOOT”-shaped cast after Anhydrite with Calcite monoclinic it makes the piece all

it makes the piece all the more desirable

The Chabazites are mostly white

undamaged "floater" with excellent form

As the crystal was naturally etched in a way so that you can see the termination stayed completely untouched while the upper portion of the crystal was hollowed out but

This Aquamarine specimen was mined by Richard Kosnar in the late 1970's and his diggings produced some of the finest color

Prehnite “BOOT”-shaped cast after Anhydrite with Calcite monoclinic it makes the piece allA unique and eye catching large thumbnail sized display specimen. The piece has an uncanny resemblance to a BOOT (!) and certainly is unlike any other specimen in the lot. To top it off, the piece is accented with several off white color scalenohedra of Calcite. Good luster on the display side, and a slight coating of a secondary clay mineral on the back. The underside of the piece shows the square cross section of the once preexisting Anhydrite