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时间:2020-03-25
《武当-桐柏-大别成矿带金红石矿床成矿规律与找矿前景初探.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第30卷第2期华南地质与矿产Vo1.30,No.2,155—1612014年6月GeologyandMineralResourcesofSouthChinaJun.,2014doi:10.3969/j.issn.1007-3701.2014.02.010武当一桐柏.大别成矿带金红石矿床成矿规律与找矿前景初探邱啸飞,-,彭三国,一,龚银杰,朱江,2QIUXiao—Fei。,PENGSan—Guo’。,GONGYin—Jie卫,ZHUJiang'(中国地质调查局1.武汉地质调查中心,2.花岗岩成岩成
2、矿地质研究中心,武汉430205)(1.WuhanCenter,2.ResearchCenterofGraniticDiagenesisandMineralization,ChinaGeologicalSurvey,Wuhan430205,China)摘要:武当。桐柏.大别成矿带是我国最为重要的金红石成矿区带和原生金红石主要产地之一。本文根据近期对该成矿带金红石矿床开展的野外地质调查和室内整理研究工作,综述了武当.桐柏.大别成矿带金红石矿床的地质特征,将成矿带内金红石矿床(点)划分为区域(沉积)
3、变质型、榴辉(闪)岩型和机械.沉积型三种类型。同时从地层、构造以及成矿地质条件等方面简要探讨了矿床(点)的成矿规律和控矿因素,在此基础上识别出地层时代、岩性、地球化学异常等找矿标志,并初步勾勒出湖北枣阳.河南新县以及湖北英山.安徽潜山两个金红石矿床的找矿远景区。本文对成矿区金红石矿成矿规律的总结和成矿条件的分析显示出成矿带金红石具有极大的找矿潜力,可望成为我国最具潜力的金红石战略储备基地。关键词:成矿规律;控矿条件;找矿前景;金红石矿床;武当一桐柏一大别成矿带中图分类法:P617;P618.47
4、文献标识码:A文章编号:1007.3701(2014)02.155.07QiuxF,PengSG,GongYJandZhuJ.MetallogenicregularitiesandprospectingpotentialoftherutiledepositsintheWudang-Tongbai-DabieMetallogenicBelt.GeologyandMineralResourcesofSouthChina,2014,3O(2):155—161.Abstract:TheWudang—T0
5、ngbai—DabieMetallogenicBelt(WTDMB)isoneofthemostimportantrutilemetallo—genicprovincesandnaturalrutilehabitatinChina.Inthisstudy,accordingtothefieldgeologicalsurveyanddoc—umentedstudiesforthetypicalrufleoredepositsinthebelt,geologicalfeaturesoftherufl
6、edepositsintheWT—DMBisreviewed.Thesedepositscanbeclassifiedintoregional(sedimentary)metamorphic一,ecologitic一(gaur—netiferousamphibolitic一1andmechanicaldepositionaltype.Meanwhile,webrieflydiscussthemetallogenicregu—laritiesandore—controllingconditions
7、oftheoredepositsfromtheaspectsofstrata,structureandmetallogenicge—ologicalfeature.Basedonsuchdiscussions,itisproposedtofigureoutprospectingindicatorsofstratigraphicage,lithologyandgeochemicalanomaly,aswellastwoprospectingareasofHubeiZaoyang—HenanXinx
8、ianandHubeiYingshan—-AnhuiQianshanfromthemetallogenicbelt.OurstudiesonthemetallogenicconditionsandregularitiesoftheserutiledepositssuggestthattheWTDMBhasgreatprospectingpotentialandislikelytobethemostpoten——tialstrategicreservebaseinChina.Keywords:me
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