用户名: 密码: 验证码:
鄂尔多斯盆地东南部延长组沉积相研究
详细信息    本馆镜像全文|  推荐本文 |  |   获取CNKI官网全文
摘要
在综合前人研究成果和已有勘探资料的基础上,以沉积学的基本原理和方法为指导,综合构造-地层分析、地球物理学、地球化学、盆地分析、古地貌恢复等多种理论和方法,通过野外露头、钻井、测井等资料的综合分析,研究了鄂尔多斯盆地东南部上三叠统延长组的物源方向、沉积相类型和沉积相展布规律。
     在延长组的划分和对比过程中,寻找全区分布稳定的4个主要标志层和2个辅助标志层。遵循先对大段,再对小段,旋回控制,参考厚度等原则,从下到上可划分为9个油层组。
     依据野外剖面露头观察、岩心描述、单井相分析和连井剖面对比,结合岩石类型、沉积结构、构造、古生物、沉积旋回等多种手段,识别出研究区上三叠统延长组主要发育湖泊沉积相和三角洲沉积相,并进一步分为4种亚相,10种微相。
     在区域地质背景、轻重矿物、古流向及稀土元素分析的基础上,延长组存在东北部和南部两大物源,其中东北部物源来源于盆地北缘的阴山、大青山地区的太古界乌拉山群和下元古界二道凹群中的深变质结晶片岩、片麻岩,南部物源来源于盆地南缘秦岭区古隆起的变质岩系和上、下古生界的浅海相碎屑岩及碳酸盐岩。
     研究区延长组主要发育东北、南部两大沉积体系,均以三角洲沉积相为主。沉积相平面展布特征控制砂体展布,东北部砂体连片性好,以席状、朵状为主,呈北东向展布;南部砂体形态为条带状,呈近南北向展布。延长组沉积过程经历了湖盆发育初期的平原河流,中期的湖泊环境,晚期的泛滥平原至湖泊消失三个阶段。
Based on the previous research results and exploration data and guided by fundamental sedimentological theory and means, the paper studies the source direction, sedimentary facies types and distribution of sedimentary facies of Upper Triassic Yanchang Formation in the southeast part of Ordos Basin on the basis of geophysics, geochemistry, basin analysis and ancient landscape restoration, combined outcrops, cores and well logging data.
     In the course of the partition and contrast of Yanchang formation,4 primary marker beds and 2 assistant marker beds are searched firstly, which distribute steadily in the whole area. The stratum could be divided into nine oil layers, following the principles that contrasting the big sections firstly, then small sections, being controlled by cycle, consulting the thickness, etc.
     Based on outcrop observation, core description, single well facies and comparison of connecting-well sections, combined with rock type, sedimentary texture, structure, paleontology, sedimentary cycle, etc, the paper points out that the main facies developed in study area of Upper Triassic Yanchang Formation are lake facies and delta facies, which can further devided into 4 types of subfacies and 10 types of microfacies.
     On the basis of regional geologic background, light and heavy minerals, palaeocurrent and rock trace element characteristics, the paper believes that Yanchang Formation has the northeast and south provenances. The northeast one was from deep metamorphic schist and gneiss of Archean Wulashan Group and Lower Proterozoic Erdaoao Group of Yinshan and Daqingshan area in the north border of Ordos Basin. The south one was from metamorphic rock of palaeohigh and shallow marine clastic rock and carbonate rock of Upper and Lower Paleozoic in Qinling region, the south border of Ordos Basin.
     In study area, there are two main sedimentary systems in the northeast and the south. Both of them are delta facies. The distribution of sedimentary facies controlled the distribution of sand body. The northeast sand body has a good connectivity and presents silllike and northeast-southwest distribution. The south sand body is banded and nearly north-south distribution. The deposition of Yanchang Formation went through three stages: the plain-river environment in the early development of basin, lake environment in metaphase and flood plain in the last when the lake disappeared.
引文
[1]Andrew H, Bryan T C. The Origin of Consolidation Laminate and Dish Structures in some Deep-Water Sandstones [J]. Sedimentary Research,2001,71(1):136-143
    [2]Cullers R L. Basu A and Suttner L J. Geochemical signature of provenance in sand-mixed material in soils and stream sediments near the Tobucco Root Botholith. Montana, USA [J]. Chem Geol,1988, 70:335-348
    [3]Gao S and Collins M. Net sediment transport patterns inferred from grain size trends, based upon definition of "transport vectors" [J]. Sedimentary Geology,1992,81:47-60
    [4]Miall A D. Principles of Sedimentary Basin Analysis [M]. New York:Springer-Verlag,1984
    [5]Nelson, C. H., Evgeny, B. Karabanov. Tectonic and sediment supply control of deep rift lake turbidite systems [J]:Lake Baikal. Russia. Geology,1999,27(2):163-166
    [6]Rea D K, Snoeckx H and Joseph L H. Late Cenozoic eolian deposition the North Pacific:Asian drying. Tibetan uplift and cooling of the northern hemisphere [J]. Paleoceanography,1998,13(3): 215-224
    [7]Sanders J E. Primary sedimentary structures formed by turbidity currents and related resedimentation mechanics [J]. Soc. Econ. Paleonl. Min. Special Publication.1965,12:192-289
    [8]Selly R C. An introduction to sedimentology [M]. London:Academic Press Inc.,1976.208-209
    [9]Stow D. A. V, Johansson M. Deep water massive sands:nature, origin and hydrocarbon implications [J]. Marine and Petroleum Geology,2000,17(1):145-174
    [10]Wadell H A. Volume shape and roundness of rock particle [J]. Journal Geology,1932,40:443-451
    [11]曹红霞,李文厚,何卫军,等.鄂尔多斯盆地宜川地区延长组物源分析[J].煤田地质与勘探,2007.35(6):14-17
    [12]曹红霞.鄂尔多斯盆地晚三叠世沉积中心迁移演化规律研究[D].西安:西北大学,2008
    [13]陈钢花.陕甘宁盆地三叠系延长组测井-沉积微相研究[J].中国海上油气(地质),2002,16(1):54-57
    [14]陈全红.鄂尔多斯盆地南部三叠系延长组沉积体系与层序地层学研究[D].西安:西北大学,2004
    [15]邓军,王庆飞,高帮飞,等.鄂尔多斯盆地演化与多种能源矿产分布[J].现代地质,2005,19(4):538-545
    [16]丁仲礼,孙继敏,刘东生.联系沙漠—黄土演变过程中耦合关系的沉积学指标[J].中国科学,1999,29(1):82-87
    [17]冯增昭.中国沉积学.北京:石油工业出版社,1994
    [18]冯增昭.沉积岩石学(第二版)[M].北京:石油工业出版社,1993,108-131
    [19]顾家裕,张兴阳.油气沉积学发展回顾和应用现状[J].沉积学报,2003,21(1):137-141
    [20]郭艳琴,李文厚,胡友洲,等.陇东地区上三叠统延长组早中期物源分析与沉积体系[J].煤田地质与勘探,2006,34(1):1-4
    [21]黄思静.用excel计算沉积物粒度分布参数[J].成都理工学院学报,1999(4),26(4):195-199
    [22]姜在兴.沉积学[M].北京:石油工业出版社,2003
    [23]李德生,何登发.中国西北地区沉积盆地石油地质[J].海相油气地质,2002,7(1):1-6
    [24]李德生.重新认识鄂尔多斯盆地油气地质学[J].石油勘探与开发,2004,31(6):1-7
    [25]李凤杰,王多云,徐旭辉.鄂尔多斯盆地陇东地区三叠系延长组储层特征及影响因素分析[J].石油实验地质,2005,27(4)
    [26]李思田.鄂尔多斯盆地东北部层序地层及沉积体系分析[M],地质出版社,1992
    [27]李文厚,邵磊,魏红红,等.西北地区湖相浊流沉积[J].西北大学学报(自然科学版),2001,31(1):57-62
    [28]蔺宏斌,姚径利.鄂尔多斯盆地南部延长组沉积特征与物源探讨[J].西安石油学院学报(自然科学版),2000,15(5):7-9
    [29]刘少峰,杨少恭.鄂尔多斯盆地西缘南北差异及其形成机制.地质科学[J].1997,32(3)397-408
    [30]刘绍龙.华北地区大型三叠纪原始沉积盆地的存在[J].地质学报,1986,60(2):128-138
    [31]刘小洪,罗静兰,郭彦如.鄂尔多斯盆地陕北地区上三叠统延长组长6油层组的成岩相与储层分布[J].地质通报,2008,27(5):626-632
    [32]刘岫峰.沉积岩实验室研究方法[M].北京:地质出版社,1991
    [33]鹿化煜,安芷生.黄土高原黄土粒度组成的古气候意义[J].中国科学(D辑),1998,6,28(3):278-283
    [34]路凤香,桑隆康.岩石学[M].北京:地质出版社,2001:148-155
    [35]罗静兰,史成恩,李博,等.鄂尔多斯盆地周缘及西峰地区延长组长8、长6沉积物源-来自岩石地球化学的证据[J].中国科学(D辑),2007,37(增刊1):62-72
    [36]梅志超.沉积相与古地理重建[M].西安:西北大学出版社,1994.
    [37]牟泽辉,朱宏权,张克银,等.鄂尔多斯盆地南部中生界成油体系[M].北京:石油工业出版社,2001.1-10.120
    [38]聂永生,田景春,夏青松,等.鄂尔多斯盆地白豹-姬源地区上三叠统延长组物源分析[J].油气地质与采收率,2004,11(5):4-6
    [39]聂永生,田景春,夏青松,等.鄂尔多斯盆地白豹—姬源地区上三叠统延长组物源分析[J].油气地质与采收率,2004,11(5):4-7
    [40]任纪舜,王作勋,陈炳蔚,等.从全球看中国大地构造——中国及邻区大地构造图简要说明[M].北京:地质出版社,2000,1-60
    [41]邵磊,Stattegger K,李文厚.从砂岩地球化学探讨盆地构造背景[J].科学通报,1998,43(9):985-988
    [42]邵磊,刘志伟,朱伟林.陆源碎屑岩地球化学在盆地分析中的应用[J].地学前缘,2000,7(9):297-304
    [43]宋国初,杨俊杰.陕北上三叠统湖泊三角洲沉积与油气藏形成,见杨俊杰主编,低渗透油气藏勘探开发技术[M].北京:石油工业出版社,1993
    [44]宋凯,吕剑文,杜金良,等.鄂尔多斯盆地中部上三叠统延长组物源方向分析与三角洲沉积体系[J].古地理学报,2002,4(3):59-60
    [45]孙国凡,刘景平,柳克琪,等.华北中生代大型沉积盆地的发育及其地球动力学背景[J].石油与天然气地质,1985,6(3):278-287
    [46]孙枢.中国沉积学的今后发展:若干思考与建议[J].地学前缘,2005,12(2):3-10
    [47]田在艺,张庆春.中国含油气沉积盆地论[M].北京:石油工业出版社,1996
    [48]田在艺,张庆春.中国含油气盆地岩相古地理与油气[M].北京:地质出版社,1997
    [49]汪正江,陈洪德,张锦泉.物源分析的研究与展望[J].沉积与特提斯地质,2000,20(4)104-110
    [50]王鸿祯.中国层序地层研究[M].广州:广东科技出版社.2000,1-457
    [51]王琪,史基安,王多云,等.鄂尔多斯盆地西部三叠系长2油层组砂岩成岩演化特征[J].天然气地球科学,2005,16(3):261-268
    [52]魏斌,魏红红,陈全红,等.鄂尔多斯盆地上三叠统延长组物源分析[J].西北大学学报(自然科学版),2003,33(4):447-450
    [53]鲜本忠,姜在兴,胡书毅,等.黄河三角洲冰冻沉积构造及其环境意义[J].沉积学报,2003,21(4):586-592
    [54]谢渊,王剑,刘家铎,等.鄂尔多斯盆地东南部延长组湖盆致密砂岩储层层序地层与油气勘探[M].北京:地质出版社,2004
    [55]徐亚军,杜远生,杨江海.沉积物物源分析研究进展[J].地质科技情报,2007,26(3):26-32
    [56]鄢继华,陈世悦,宋国奇,等.三角洲前缘滑塌浊积岩形成过程初探[J].沉积学报,2004,22(4):573-577
    [57]闫小雄.鄂尔多斯中生代盆地古物源分析与沉积环境格局恢复[D].西安:西北大学,2001
    [58]杨承运.陕甘宁盆地中生界三叠系延长组主要油层段沉积特征和沉积微相研究[D].北京:北京大学,1997
    [59]杨俊杰.鄂尔多斯盆地构造演化与油气分布规律[M].北京:石油工业出版社,2002
    [60]杨俊杰.鄂尔多斯盆地构造与演化[M].北京:石油工业出版社,2000
    [61]杨友运.鄂尔多斯盆地南部延长组沉积体系和层序特征[J].地质通报,2005,24(4)
    [62]杨友运.印支期秦岭造山活动对鄂尔多斯盆地延长组沉积特征的影响[J].煤田地质与勘探,2004.32(5):7-9
    [63]杨志华,张传林,朱立华,邓亚婷.大陆造山带盆-山转换的类型及阶段——以秦岭造山带为例[J].地学前缘,1999,(4):273-282
    [64]叶连俊.论华北地台沉积建造.见:中国科学院地质研究所主编,岩石学研究,第1辑.北京:地质出版社,1982,1-10
    [65]于兴河,郑秀娟.沉积学的发展历程与未来展望[J].地球科学进展,2004,9(2):173-182.
    [66]喻建,韩永林,凌升阶.鄂尔多斯盆地三叠系延长组油田成藏地质特征及油藏类型[J].中国石油勘探,2001,6(4):13-19
    [67]张春生,刘忠保,施冬,等.扇三角洲形成过程及演变规律[J].沉积学报,2000,18(4):521-526
    [68]张道锋.陕北斜坡南部三叠系延长组沉积体系研究[D].西安:西北大学,2006
    [69]张国伟,秦岭造山带的形成及其演化[M].,西安:西北大学出版社,1988
    [70]张国伟,秦岭造山带与大陆动力学[M].北京:科学出版社,2001
    [71]张国伟,张宗清,董云鹏.秦岭造山带主要构造岩石地层单元的构造性质及其大地构造意义[J].岩石学报,1995,11(2):101-114
    [72]张金亮,谢俊.储层沉积学[M].北京:石油工业出版社,2008:22-25
    [73]张抗.鄂尔多斯断块构造和资源[M].西安:陕西省科学技术出版社,1989:193-250
    [74]赵澄林.沉积学原理[M].北京:石油工业出版社,2001:2-20
    [75]赵俊峰,刘池洋,喻林,等.鄂尔多斯盆地中侏罗世直罗-安定期沉积构造特征[J].石油与天然 气地质,2006,27(2):159-166
    [76]赵俊兴,陈洪德,时志强.古地貌恢复技术方法及其研究意义——以鄂尔多斯盆地侏罗纪沉积前古地貌研究为例[J].成都理工学院学报,2001,28(3):260-265
    [77]赵重远,刘池洋.华北克拉通中新生代区域地质构造及含油气盆地的形成和演化[A].见:赵重远,刘池洋等著.华北克拉通沉积盆地形成与演化及其油气赋存[M].西安:西北大学出版社,1990:10-21
    [78]周鼎武,李文厚,张云翔,等.区域地质综合研究的方法与实践[M].北京:科学出版社,2002,123-129

© 2004-2018 中国地质图书馆版权所有 京ICP备05064691号 京公网安备11010802017129号

地址:北京市海淀区学院路29号 邮编:100083

电话:办公室:(+86 10)66554848;文献借阅、咨询服务、科技查新:66554700