Fluorite on Quartz     Naica Mexico.  Ex. Nancy Collins collection.  A single light green, transparent fluorite octahedron sits high on this dome of quartz crystals.  The piece measures 7.2 x 7.2 x 5 cm.  The fluorite is 1.6 cm wide and has a slightly frosted appearance.  There is a chatter along a backside edge of the fluorite as seen in the images.  It displays well from most directions.  $50