%0 Journal Article %T OntheKaolanSeries %J µØÖÊѧ±¨ %P 185-189 %D 1948 %X IncentralKansuthereisahighlymetamorphosedseriesofrocksgenerallyconsideredastheoldestoftheprovince.GeologistswhohappentostayinorpassthroughLanchow(Kaolan)cannotfailtorecognizeitspresence,asoutcropsarefoundjustoutsidethecity.Thisseriesconsistsmainlyofwell- %U http://www.geojournals.cn/dzxb/ch/reader/view_abstract.aspx?file_no=1948Z202&flag=1