全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
地球学报  2004 

晚震旦世至早寒武世扬子地台北缘碳同位素研究

Keywords: 晚震旦世至早寒武世,碳同位素组成,环境变化,扬子地台,四川南江

Full-Text   Cite this paper   Add to My Lib

Abstract:

震旦-寒武交变期是地史上一个重大转折期,亦是一个具有特殊意义的过渡时期。运用碳同位素地球化学方法,探讨扬子地台北缘四川南江地区晚震旦世-早寒武世交变期,碳同位素地球化学异常与环境变化和生物演化的相互联系。南江剖面沉积岩有机碳同位素组成在-35.8‰~-30.1‰间变化;碳酸盐碳同位素组成从-3.5‰~0.5‰。在灯影组顶部、牛蹄塘组下部和上部,变化的碳、硫同位素组成和不同的黄铁矿与有机碳含量反映了有机碳埋藏量和环境的变化。下寒武统富有机碳和黄铁矿的黑色页岩沉积,暗示了早寒武世早期缺氧环境的存在。

References

[1]  Lei Jiajin;Li Renwei;Tobschall H J,The characteristics of the sulfur species and their implications in lower Cambrian black shales from southern margin of Yangtze Platform,中国科学D辑,2000(06).
[2]  何原相;杨暹和,四川南江早寒武世早期的腔肠动物化石,中国地质科学院成都地质矿产研究所所刊,1986(07).
[3]  Chen Jinshi;Wen Chuanfen;Zhong Hua,Carbon isotope variation of Paleozoic marine carbonate sequences,中国地质科学(英文版),1995(04).
[4]  Brasier M D;Magaritz M;Corfeld R,The carbon-and oxygen-isotopic record of the Precambrian-Cambrian boundary interval in China and Iran and their correlation,Geological Magazine,1990.
[5]  杨暹和;何原相;邓守和,四川南江地区震旦系-寒武系界线及小壳化石群,中国地质科学院成都地质矿产研究所所刊,1983(04).
[6]  杨暹和;何廷贵,四川南江地区下寒武统梅树村阶小壳化石新属种,北京:地质出版社,1984.
[7]  吴朝东,湘西震旦-寒武纪交替时期古海洋环境的恢复,地学前缘,2000(01).
[8]  李任伟;卢家烂;张淑坤.震旦纪和早寒武世黑色页岩有机碳同位素组成[J].中国科学D辑,1999(04)
[9]  Yang Xianhe;He Yuanxiang;Deng Shouhe,Precambrian-Cambrian boundary and small shelly fossils fauna from Nanjiang, Sichuan province, China. Chengdu Institute of Geological Mineral Deposits Publication,CAGS,1983(04).
[10]  Wu Chaodong,Recovery of the Paleoocean environment in the alterating epoch of late Sinian and early Cambrian in the west Hunan,地学前缘,2000(07).
[11]  Shen Y;Schidlowski M;Chu X,Biogeochemical approach to understanding phosphogenic events of the terminal Proterozoic to Cambrian,Palaeogeography Palaeoclimatology Palaeoecology,2000.
[12]  McCrea J M,On the isotopic chemistry of carbonates and a paleo-temperture scale,Journal of Chemical Physics,1950.
[13]  Marshall J D,Climatic and oceanographic isotopic signals from the carbonate rock record and their preservation,Geological Magazine? ,1992, 129.
[14]  Mao J W;Lehmann B;Du A D Re-Os dating of polymetallic Ni-Mo-PGE-Au mineralization in Lower Cambrian black shales of South China and its geologic significance [J] 2002
[15]  Lambert I B;Walter M R;Zhang W,Paleoenvironment and carbon isotope stratigraphy of Upper Proterozoic carbonates of the Yangtze platfrom,NATURE,1987.
[16]  GoldbergT;Strauss H;Guo Q.The late Neoproterozoic to early Cambrian sulphur cycle:an isotopic investigation of sedimentary rocks from the Yangtze platform[J].自然科学进展(英文版),2003(12)doi:10.1080/10020070312331344700
[17]  GoldbergT;Strauss H,The late Neoproterozoic to early Cambrian sulfur cycle: an isotopic investigation of sedimentary rocks from Yangtze platform,Geophysical Research Abstracts,2003.
[18]  Wang Darui;Bai Yulei;Jia Chengzao,Carbon isotope anomaly and significance at the Boundary between Precambrian and Cambrian on Keping section,Xinjiang,Northwest China,科学通报(英文版),1994(15).
[19]  Veizer J;Ala D;Azmy K,87Sr/86Sr,δ13C and δ18O evolution of Phanerozoic seawater,Chemical Geology,1999.
[20]  Veizer J,Chemical diagenesis of carbonates: theory and application,S E P M Short Course,1983(10).
[21]  雷家锦;李任伟;Tobschall H J.扬子地台南缘早寒武世黑色岩系中形态硫特征及成因意义[J].中国科学D辑,2000(06)
[22]  Fan Delian;Yang Ruiying;Huang Zhongxiang,The Lower Cambrian black shale series and iridium anomaly in South China,Developments in Geosciences,Contribution to 27th IGC.,Beijing:Moscow,Sciences Press,1984.
[23]  郑淑蕙;郑斯成;莫志超,稳定同位素地球化学分析,北京:北京大学出版社,1986.
[24]  钱逸,中国小壳化石分类学与生物地层学,北京:科学出版社,1999.
[25]  Zhen Shuhui;Zhen Sicheng;Mo Zhichao,Geochemistry analysis of stable isotopes,北京:北京大学出版社,1986.
[26]  Yang Xianhe;He Tinggui,New small shelly fossils genera of the Lower Cambrian from Nanjiang, Sichuan province, China,Strata and Palaeotology Papers Assemblage,1984(13).
[27]  Strauss H,Proterozoic organic carbon-its preservation and isotopic record,Berlin Heidelberg: Springer Verlag,1992.
[28]  Steiner M;Wallis E;Erdtmann B D,Submarine-hydrothermal exhalative ore layers in black shales from South China and associated fossils-insights into a Lower Cambrian facies and bio-evolution. Paleogeogr. Paleoclimatal,Paleoecology,2001.
[29]  Yanan Shen ;Manfred Schidlowski,New C isotope stratigraphy form southwest China: Implications for the placement of the Precambrian-Cambrian boundary on the Yangtze Platform and Global correlations,Geology?,2000, 28(7).
[30]  Samuelsson J;Strauss H,Stable isotope geochemistry and paleobiology of the upper Visings Group (early Neoproterozoic),southern Sweden,Geological Magazine,1999.
[31]  Qian Yi,Taxonomy and biostratigraphy of small shelly fossils in China,北京:科学出版社,1999.
[32]  Magaritz M,13C minima follow extinction events:A clue to faunal extinction,GEOLOGY? ,1989, 17.
[33]  Li Renwei;Lu Jialan;Zhang Shukun,Organic carbon isotopes of the Sinian and Early Cambrian black shales on Yangtze platform, China,中国科学D辑(英文版),1999(06).
[34]  Li R;Chen J;Zhang,Spatial and temporal variations in carbon and sulfur isotopic compositions of Sinian sedimentary rocks in the Yangtze platform,South China Precambrian Res,1999.
[35]  陈锦石;闻传芬;钟华;刘培伦,古生代海洋碳同位素演化,地质科学,1995(04).
[36]  Kaufman A J,Neoproterozoic variations in the C-isotopic composition of seawater: stratigraphic and biogeochemical implications,Precambrian Research,1995.
[37]  HeYuanxiang;Yang Xianhe,Coelenterate fossils of the Early Cambrian from Nanjiang, Sichuan province, China,Chengdu Institute of Geological Mineral Deposits Publication CAGS,1986(07).
[38]  John M. Hayes ;Harald Strauss ;Alan J. Kaufman,The abundance of ~(13)C in marine organic matter and isotopic fractionation in the global biogeochemical cycle of carbon during the past 800 Ma,Chemical geology?,1999, 161(s1-3).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133