Fluorite ("phantom") crystals on Quartz (ex Dr. Stephen Smale Collection)

Item Description

A wonderful cabinet sized display specimen from the famous Yaogangxian Mine, one of the premier specimen producing localities in China. Several razor-sharp, highly lustrous, gemmy, cubic crystals of Fluorite measuring up to 1.5 cm on edge with distinct purple and green "phantom" zoning sitting on a slightly curved prismatic Quartz crystal. All of the Fluorites are in very good condition overall, with only a tiny bit of edge wear. Fine quality all around, and a nice showy display specimen of this now classic material. Valued in the inventory at $900. Ex Dr. Stephen Smale Collection. Along with amassing one of the finest private mineral collections in the world, Steve is a renowned mathematician. His accomplishments include being awarded the Fields Medal in 1966 along with being the awarded the Wolf Prize in mathematics in 2007. You can read Steve's bio on the Mineralogical Record website ( https://mineralogicalrecord.com/labels.asp?colid=671&page=1 ) or on Wikipedia.