Geochemistry and provenance of Oligocene to middle Miocene sandstones in the Qiongdongnan Basin, northern South China Sea

This data consists the raw data used for the analysis of the main results. The data is in table form and its detail is following: Table 1-Major element compositions of Oligocene to middle Miocene sandstones in the QDNB Table 2-Results of trace element contents of Oligocene to middle Miocene sandstones in the QDNB Table 3-The abundances of heavy minerals of Oligocene to middle Miocene sandstones in the QDNB, expressed as frequency %.