TheNanlingregionisoncofthcmostimportantpartsofthewcstPacificmetallogeniczone,andaworld-famousconcentratedregionofnon-ferreousmetals,raremetalsandrarecarthelenlentsorede-posits.Formationofalargeamountofmctallicorcdepositsinthcregionisconccntratedinthcdiwastagc.Forcxplainingformationofthomctallicorcdc