Prehnite casts after Anhydrite with “Phacolite” twinned Chabazite & Pumpellyite Spodumene highly lustrous faces and textbook

highly lustrous faces and textbook octahedral form flaring out of sold white marble matrix

Specimen # BOL711B290

Specimen # TUC31710

Colorado minerals or just rare associations

The HIGH luster of the faces made it difficult to photograph

Prehnite casts after Anhydrite with “Phacolite” twinned Chabazite & Pumpellyite Spodumene highly lustrous faces and textbookSeveral lustrous, gemmy, light green color spherical aggregates of Prehnite which have replaced preexisting Anhydrite. There is a slight coating on the Prehnite but does not necessarily detract from the overall quality of the piece. The underside of the piece features white, micro Phacolite twins of Chabazite along with greenish brown aggregates of Pumpellyite. I have photographed these micro crystals under the microscope to better illustrate their