Bournonite     Yaogangxian Mine, Bai Shi Du, Chen Xhou, Yizhang County, Hunan Prov., China.   Beautiful floater crystal of bournonite with coatings of muscovite.  This is a high quality, aesthetic floater with crystal regrowth (healed surfaces) on the base.  There are several very small dings here and there but this is still a fine display specimen of exceptional size.  Deeply striated, highest luster, and nice complexities makes this a fine specimen.  6 x 4.8 x 2.3 cm thick.  They don’t get much more attractive than this.  250$