欢迎来到天天文库
浏览记录
ID:8537817
大小:1.77 MB
页数:6页
时间:2018-03-31
《综合地球物理方法在商丘一带航磁异常查证中的应用》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、文章编号:1004-3918(2014)09-1768-06DOI:10.13537/j.issn.1004-3918.2014.09.021综合地球物理方法在商丘一带航磁异常查证中的应用王明明1,2,3,马凯4,王夏5,李志晖1,2,胡斌1,2(1.河南省有色金属地质勘查总院,郑州450052;2.河南省有色金属深部找矿勘查技术研究重点实验室,郑州450052;3.河南鑫利源地矿有限公司,郑州450052;4.华北水利水电大学土木与交通学院,郑州450045;5.河南省有色金属地质矿产局第四地质大队,郑州450016)摘要:通过地面高精度
2、磁法测量,在研究区圈定了商C-1至商C-8八个规模大、强度高的地磁异常,在对它们的场源性质、深度、规模、形状等特征深入研究解析的基础上,在商C-1和商C-6异常上分别布设了地面高精度磁法、地面高精度重力、可控源音频大地电磁测深(CSAMT)综合物探剖面做重点研究,并根据综合剖面异常推断解释成果分别布置ZK01和ZK03孔予以钻探并辅以综合测井验证,结果在ZK01孔发现了太古界太华群的巨厚磁性矿化层,在ZK03孔中发现了9层铁矿体或矿化体.关键词:综合地球物理方法;商丘一带;航磁异常;查证;重磁勘探;可控源音频大地电磁测深中图分类号:P618
3、.51;P611.1文献标识码:AApplicationStudyofComprehensiveGeophysicalMethodsinInspectingAeromagneticAnomaliesinShangqiuAreaWangMingming1,2,3,MaKai4,WangXia5,LiZhihui1,2,HuBin1,2(1.GeneralInstituteofNon-ferrousMetalsGeologicExplorationofHenanProvince,Zhengzhou450052,China;2.KeyLabora
4、toryofDeepOre-prospectingTechnologyResearchforNon-ferrousMetalsofHenanProvince,Zhengzhou450052,China;3.HenanXinliyuanMineralCo.Ltd.,Zhengzhou450052,China;4.NorthChinaUniversityofWaterResourcesandElectricPower,SchoolofCivilandTrafficEngineering,Zhengzhou450045,China;5.No.4G
5、eologicalBrigadeofHenanNonferrousGeologicalMineralResourceBureau,Zhengzhou450016,China)Abstract:Throughthegroundprecisionmagneticsurveymeasurements,wefoundeightmagneticanomaliesnamedfromShangC-1toShangC-8,theirsizeandstrengthisalldifferent.Basedonfurtherstudyonthenature,de
6、pth,size,shapeandothercharacteristicsoftheirfieldsource,weresearchedfocusontheintegratedgeophysicalprofileswhichcontainthegroundprecisionmagneticmethod,precisiongroundgravity,controlledsourceaudiomagneto-telluric(CSAMT)soundingmethod,andarrangedZK01andZK02holetobedrilledan
7、dsupplementedbyintegratedloggingverificationaccordingtotheresultsofinferenceandinterpretationoftheintegratedprofileanomalies.Finally,wefoundthickmineralizedmagneticlayerintheZK01holeandninemagnetiteorebodesormineralizedironbodesintheZK03holeinArcheanTaihuaGroup.Keywords:co
8、mprehensivegeophysicalmethods;Shangqiuarea;aeromagneticanomaly;verification;magnetic&grav
此文档下载收益归作者所有