Ages for Chalcocite at Qiaoxiahala Fe-Cu-Au Deposit, Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 299Ma - 252Ma at this locality