TheNanlingMountains,atlatitude23.5"-25.5"N,isafamousnonfcrrousmctalzoneinChina’ItissituatedatthejuncturcofGuangdong,GuangalandHunan,runningcasttowestingencral.TlicrcarefourclcmentsformingthcNanlingMountains’Extcndingfromeasttowcst,oneisgranitcformedfromtlieIndosiniantothcYansbanianorogcny,andespecia