Arsenopyrite, Quartz, Fluorite from Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou, Hunan, China. Famous location, sharp geometric edges, show metallic luster, on the quartz cluster, associated with few pale blue cubic fluorite. size:11×10.5×5cm, NO.20230331AQF11.