欢迎来到天天文库
浏览记录
ID:12795772
大小:3.88 MB
页数:17页
时间:2018-07-19
《内蒙古白音乌拉地区地球化学与地球物理特征》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、内蒙古白音乌拉地区地球化学与地球物理特征摘要内蒙古白音乌拉地区位于大兴安岭中南段有色金属成矿带北西坡银多金属成矿带内。通过激电测深剖面及土壤化探分析,得出IP6-1、IP7-2区都具较好的找矿前景。两区相比,IP7-2区找锡矿前景更佳,地表拣块矿样分析锡已达最低工业品位,最高达4.1%。IP6-1区虽然矿化脉体数量较少,地表铅、锌、锡含量仅达到矿化,但部分矿化脉体规模较大,物化探异常强度高,也具有较大的找矿潜力。IP7-1物化探综合异常为覆盖区,但异常组合与IP7-2区有利成矿段相近,且处于物探推断断裂带上,同样具有一定找矿前景。关键词:化探异常;物
2、探异常;内蒙古白音乌拉ABSTRACTInnerMongoliawhitetoneandtheareaislocatedintheGreaterKhinganRangesouthcentralsectionofnonferrousmetalmetallogenicbeltintheNorthWestslopesofsilverpolymetallicmetallogenicbelt.ThroughtheIPsoundingprofileandsoilgeochemicalanalysis,obtainstheIP6-1,IP7-2areahasgoo
3、doreprospects.Thetwoareaiscompared,IP7-2areafortinoreprospectisbetter,thesurfaceofpickoutsampleanalysisoftinhasreachedtheminimumindustrialgrade,upto4.1%.IP6-1althoughtheoreveinswerefewerinnumber,lead,zinc,tincontentinthesurfaceonlytoachievemineralizationmineralizingveins,butpar
4、tofalargerscale,geophysicalandgeochemicalanomalyhighstrength,alsohasgreatpotentialfortheprospecting.IP7-1geophysical-geochemicalintegratedanomalyasthecoveragearea,butthecombinationofanomaliesandIP7-2metallogenicperiodofclose,andinthegeophysicalinferredfaultbelt,alsohascertainor
5、eprospects.Keywords:Geochemicalanomaly;Geophysicalanomaly;InnerMongoliawhitetoneUla目录1前言…………………………………………………………………………………………………....……11.1工作目的任务………………………………………………………………………………………….…11.2研究进展……………………………………………………………………………………….…………11.3本次工作情况……………………………..…………………………………………………………...…12区域地质
6、概况…………………………………………………………………...………….…………...…22.1地层…………………………………………………………………………………………………….…32.2构造………………………………………………………………………………………………....…….32.3侵入岩…………………………………………………………………………………………....……….32.4变质岩…………………………………………………………………………………………….…...…42.5脉岩……………………………………………………………………………………………..
7、.………..42.6区域矿产概况………………………………………………………………………………………...…..43地球物理特征…………………………………………………………………………………………...…53.1.IP6测区激电异常特征…………………………………………………………………………...…….53.2IP7测区激电异常特征…………………………………………………………………………………73.3.岩矿石标本物性测定特征………………………………………………………………………...……84元素地球化学特征……………………………………………………………
8、…………………...………84.1区域元素分析…………………………………………………………………………………
此文档下载收益归作者所有