留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

云南保山金厂河铁铜铅锌多金属矿床S-Pb同位素特征

李振焕 刘学龙 陈建航 罗应 张昌振 王帅帅

李振焕, 刘学龙, 陈建航, 等, 2019. 云南保山金厂河铁铜铅锌多金属矿床S-Pb同位素特征. 地质力学学报, 25 (S1): 115-118. DOI: 10.12090/j.issn.1006-6616.2019.25.S1.019
引用本文: 李振焕, 刘学龙, 陈建航, 等, 2019. 云南保山金厂河铁铜铅锌多金属矿床S-Pb同位素特征. 地质力学学报, 25 (S1): 115-118. DOI: 10.12090/j.issn.1006-6616.2019.25.S1.019
LI Zhenhuan, LIU Xuelong, CHEN Jianhang, et al., 2019. S-PB ISOTOPIC CHARACTERISTICS OF JINCHANGHE IRON-COPPER-LEAD-ZINC POLYMETALLIC DEPOSIT IN BAOSHAN CITY, YUNNAN PROVINCE. Journal of Geomechanics, 25 (S1): 115-118. DOI: 10.12090/j.issn.1006-6616.2019.25.S1.019
Citation: LI Zhenhuan, LIU Xuelong, CHEN Jianhang, et al., 2019. S-PB ISOTOPIC CHARACTERISTICS OF JINCHANGHE IRON-COPPER-LEAD-ZINC POLYMETALLIC DEPOSIT IN BAOSHAN CITY, YUNNAN PROVINCE. Journal of Geomechanics, 25 (S1): 115-118. DOI: 10.12090/j.issn.1006-6616.2019.25.S1.019

云南保山金厂河铁铜铅锌多金属矿床S-Pb同位素特征

doi: 10.12090/j.issn.1006-6616.2019.25.S1.019
基金项目: 

云南省科学技术奖"杰出贡献奖项目"专题四 2017001

自然资源部地质信息技术重点实验室开放课题 2018432

详细信息
    作者简介:

    李振焕(1988-), 女, 在读硕士, 工程师, 矿床学专业。E-mail:18204143298@163.com

    通讯作者:

    刘学龙(1983-), 男, 博士, 副教授, 矿床学专业。E-mail:xuelongliu@foxmail.com

  • 中图分类号: P618.2

S-PB ISOTOPIC CHARACTERISTICS OF JINCHANGHE IRON-COPPER-LEAD-ZINC POLYMETALLIC DEPOSIT IN BAOSHAN CITY, YUNNAN PROVINCE

  • 摘要: 滇西金厂河铁铜铅锌多金属矿床位于云南省保山地块北部、NS向保山—施甸复背斜与NNW向澜沧江断裂的锐角交汇部位的南部。文章在以往工作的基础上,研究金厂河铁铜铅锌多金属矿床的S-Pb同位素特征,这对分析该矿床成矿物质来源及探究成矿过程具有十分重要的意义。采样及测试结果显示,该矿床硫化物的δ34S值为+2.5‰~+11.1‰,平均+5.65‰,说明矿床硫化物硫的来源为深部幔源岩浆硫和混合硫(复杂硫);共生含硫矿物中富集δ34S的均值为:黄铜矿(+5.65‰)>闪锌矿(+5.38‰)>方铅矿(+3.45‰),表明矿床硫同位素分馏未达到平衡。207Pb/204Pb—206Pb/204Pb、208Pb/204Pb—206Pb/204Pb铅同位素模式图中样品点分布位置及朱炳泉Δβ—Δγ变化范围图解结果表明,该矿床铅同位素主要来源于上地壳,此外和深部岩浆的侵入活动相关。

     

  • 图  1  金厂河铁铜铅锌多金属矿床地质图

    a—矿区位置示意图;b—矿床区域地质图

    Figure  1.  Geological map of Fe-Cu-Pb-Zn polymetallic deposits in Jinchanghe

    图  2  金厂河铁铜铅锌多金属矿床硫同位素组成直方图

    Figure  2.  Sulfur isotopic composition histogram of the Fe-Cu-Pb-Zn polymetallic deposit in Jingchanghe

  • [1] 符德贵, 崔子良, 官德任.保山金厂河铜多金属隐伏矿综合找矿[J].云南地质, 2004, 23(2):188-198. doi: 10.3969/j.issn.1004-1885.2004.02.006

    FU Degui, CUI Ziliang, GUAN Deren. The comprehensive ore-prospecting of Jinchanghe blind multimetallic deposit, Baoshan[J]. Yunnan Geology, 2004, 23(2):188-198. (in Chinese with English abstract) doi: 10.3969/j.issn.1004-1885.2004.02.006
    [2] 薛传东, 韩润生, 杨海林, 等.滇西北保山核桃坪铅锌矿床成矿流体来源的同位素地球化学证据[J].矿床地质, 2008, 27(2):243-252. doi: 10.3969/j.issn.0258-7106.2008.02.009

    XUE Chuandong, HAN Runsheng, YANG Hailin, et al. Isotope geochemical evidence for ore-forming fluid resources in Hetaoping Pb-Zn deposit, Baoshan, northwestern Yunnan[J]. Mineral Deposits, 2008, 27(2):243-252. (in Chinese with English abstract) doi: 10.3969/j.issn.0258-7106.2008.02.009
    [3] 陶琰, 胡瑞忠, 朱飞霖, 等.云南保山核桃坪铅锌矿成矿年龄及动力学背景分析[J].岩石学报, 2010, 26(6):1760-1772. http://d.old.wanfangdata.com.cn/Periodical/ysxb98201006011

    TAO Yan, HU Ruizhong, ZHU Feilin, et al. Ore-forming age and the geodynamic background of the Hetanping lead-zinc deposit in Baoshan, Yunnan[J]. Acta Petrologica Sinica, 2010, 26(6):1760-1772. (in Chinese with English abstract) http://d.old.wanfangdata.com.cn/Periodical/ysxb98201006011
    [4] CHAUSSIDON M, LORAND J P. Sulphur isotope composition of orogenic spinel lherzolite massifs from Ariege (North-Eastern Pyrenees, France):An ion microprobe study[J]. Geochimica et Cosmochimica Acta, 1990, 54(10):2835-2846. doi: 10.1016/0016-7037(90)90018-G
    [5] HOEFS J. Stable isotope geochemistry[M]. 7th ed. Berlin:Springer-Verlag, 2015:1-389.
    [6] 郑永飞, 陈江峰.稳定同位素地球化学[M].北京:科学出版社, 2000:1-247.

    ZHENG Yongfei, CHEN Jiangfeng. Stable isotopic geochemistry[M]. Beijing:Science Press, 2000:1-247. (in Chinese)
    [7] 伍俊杰, 陈正乐, 付蕾, 等.江西新余良山钼矿氢-氧-硫-铅同位素特征及指示意义[J].地质力学学报, 2016, 22(2):325-337. doi: 10.3969/j.issn.1006-6616.2016.02.012

    WU Junjie, CHEN Zhengle, FU Lei, et al. H-O-S-Pb isotopic components of the Liangshan molybdenum deposit in Xinyu, Jiangxi province and their implications for the ore forming process[J]. Journal of Geomechanics, 2016, 22(2):325-337. (in Chinese with English abstract) doi: 10.3969/j.issn.1006-6616.2016.02.012
    [8] 朱炳泉.地球科学中同位素体系理论与应用:兼论中国大陆壳幔演化[M].北京:科学出版社, 1998:224-246.

    ZHU Bingquan. Theory and application of isotopic system in the earth science[M]. Beijing:Science Press, 1998:224-246. (in Chinese)
  • 加载中
图(2)
计量
  • 文章访问数:  254
  • HTML全文浏览量:  159
  • PDF下载量:  11
  • 被引次数: 0
出版历程
  • 刊出日期:  2019-05-28

目录

    /

    返回文章
    返回