The inherited zircons of 1579 Ma, 2108 Ma and 2669Ma suggests that there were derived from the Paleo-Mesoproterozoic or Archean basement crust.

• 花岗岩中继承锆石复杂,其形成时代为1579Ma、2108Ma和2669Ma,提供了九嶷山地区存在古-中元古代,甚至太古代基底的年龄信息。