摘要
BasedonthestudyaboutthegeologicalbackgroundofBeiyaGoldDeposit,numericalsimulationwasconductedaboutthethree-dimensionalstructuralstressfieldforBeiyaGoldDepositbyapplyingfiniteelementtheoryandbyemployingalinearelasticitymodel.ResultsofthesimulationindicatethattheBeiyasynclineisafaultedbasin,andahiddenfractureoccursinthewestwingofthesyncline.UndertheactionoftheEW-trendingcompressiveforce,fournearlyNS-trendingfractures(groups)weregeneratedinthestressstretchingareasofthetwowingsofthesyncline,andthesefracturesconstitutefavorabletectonicpositionsfortheupwardintrusionofporphyrymagmaandtheoccurrenceofAu-Pb-Znpolymetallicdeposits.
出版日期
2003年01月11日（中国期刊网平台首次上网日期，不代表论文的发表时间）
