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and the crystal habit is excessively rare in my experience with specimens from this mine
Tsumeb stands as the king for collectors
translucent
The Chabazites are mostly white
it has wonderfully well-formed pyritohedra of Pyrite with soft striations and sharp faces
Prehnite “BOOT”-shaped cast after Anhydrite with Calcite monoclinic and the crystal habit isA 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
US$ 40.45
US$ 22.99
US$ 50.00
US$ 13.00
