The Gaoling village is well known the world over as the original site of kaolin. In the region around the village there occurs the Fuliang granite intrusive mass with different lithologies ranging from medium-grained biotite to medium-grained mu-scovite and medium-grained porphyritic granites and so on. The intrusive mass was locally cut by pegmatites. Regional kaolins are extensively distributed in the region as a result of weathering of the medium-grained muscovite granites and pegmatites.In the past, som...