浙西北淳安银山地区银铅锌矿床矿石结构构造_矿石成分及成矿机制_胡逸洲

《浙西北淳安银山地区银铅锌矿床矿石结构构造_矿石成分及成矿机制_胡逸洲》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、1000-0569/2013/029(10)-3623-36ActaPetrologicaSinica岩石学报浙西北淳安银山地区银铅锌矿床矿石结构构造、*矿石成分及成矿机制11＊＊22111，32胡逸洲厉子龙毛建仁余明刚励音骐汪惠惠蔡雄祥骆学全11＊＊22111，32HUYiZhou，LIZiLong，MAOJianＲen，YUMingGang，LIYinQi，WANGHuiHui，CAIXiongXiangandLUOXueQuan1.浙江大学地球科学系，杭州3100272.中国地质调查局南京地调中心，南京2100163.浙江省第一地质大队，杭州3100001.Departm

2、entofEarthSciences，ZhejiangUniversity，Hangzhou310027，China2.NanjingInstitutesofGeologyandMineralＲesources，CGS，Nanjing210016，China3.No.1GeologicalPartyofZhejiangProvince，Hangzhou310000，China2012-06-12收稿，2012-08-30改回.HuYZ，LiZL，MaoJＲ，YuMG，LiYQ，WangHH，CaiXXandLuoXQ.2013.Oretextureandstructureand

3、compositionsofYinshanpolymetallicoredepositinChun’anCountyfromthenorthwesternZhejiangProvinceofthesoutheasternChinaanditsimplicationformineralizedmechanism.ActaPetrologicaSinica，29(10):3623－3636AbstractThenorthwesternZhejiangProvince，locatedinthesouthernpartoftheYangtzeblock，belongstoapartof

4、theQinzhou-HangzhoumetallogeneticbelttogetherwiththenortheasternJiangxiProvince.Mineraloccurrenceandmetalandnon-metalmineralcompositionsfromthesamplesintheYinshanoredistrictintheChun’anCountyofthenorthwesternZhejiangProvinceareanalyzedusingtheSEMandEPMAtechniques，andthenenrichmentmechanismof

5、metalelements(e.g.，silver，leadandzinc)andmineralizationarediscussedinthisstudy.Thepolymetallicoredepositofsilver，lead，zincandcopperintheYinshanarea，layeredandlayered-likedistributed，mainlyoccursinthefracturezonebetweentheupperLantianandPiyuancunformations，andtheinterfaceofthelithologyboundar

6、ypartlyaswellasthatbetweenthedolomitizedlimestoneinthebottomoftheLantianFormationandconglomeraticmudstoneintheNantuoFormation.Twogroupsofmetallicmineralassemblagesaresubdivided.Oneispyrite-chalcopyrite-galena-sphaleriteassemblage，locatedbetweentheLantianFormationandPiyuancunFormation，indicat

7、ingahydrothermalmineralgroupformedunderamediumtolow-temperaturecondition.Theotherispyrrhotite-arsenopyrite-sphaleriteassemblage，locatedbetweenthebottomofLantianandtheNantuoformations，recognizedasahydrothermalmineralgroupformedunderthemedium-tempera