赣中南地区晚元古代之潭头群、杨家桥群，一直缺乏同位素年龄数据资料。
No isotopic dating had so far been made for the L ate Proterozoic Tantou Group and Yangjiaqiao Group of the Central-South Jiangxi area.
赣中南地区晚元古代之潭头群、杨家桥群，一直缺乏同位素年龄数据资料。
No isotopic dating had so far been made for the L ate Proterozoic Tantou Group and Yangjiaqiao Group of the Central-South Jiangxi area.
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