Considering both the high and low retentivity domains, these data indicate that one of the samples retained 90% of its radiogenic He over 47.5 Ma and the other retained 86% over 12.3 Ma.
The red soil sequences in southern and southeastern China provide important terrestrial archives of palaeoclimate and palaeoenvironment and are important sources of Palaeolithic settlements and, therefore, early human occupation.
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Palaeomagnetic findings suggest that the Qiliting sedimentary sequence recorded the early Brunhes Chron and the late Matuyama Chron, including the Jaramillo Subchron.