Twin translucent crystals of Fluorite with interior color zoning on complex Wolframite. The step-terminations and subsequent etching exposes the interior purple crystal on one small corner of the largest crystal. A fascinating detail of this complex and freestanding piece. A dramatic, dark-yet -illuminating natural mineral specimen. Yaogangxian Mine, Hunan, China.3" x 2" x 1.25". 228 gms.