岩性油气藏 ›› 2019, Vol. 31 ›› Issue (2): 4655.doi: 10.12108/yxyqc.20190206
易定红1, 王建功1,2, 石兰亭1, 王鹏3, 陈娟1, 孙松领1, 石亚军1,2, 司丹3
YI Dinghong1, WANG Jiangong1,2, SHI Lanting1, WANG Peng3, CHEN Juan1, SUN Songling1, SHI Yajun1,2, SI Dan3
摘要: 近年来,柴达木盆地英西地区古近系渐新统下干柴沟组上段(E32)湖相碳酸盐岩油气勘探获得了重大突破,并展现出亿吨级储量规模。为了进一步评价油气勘探目标,通过岩心观察和钻、测井资料分析,根据MnO/Fe,Sr/Ba,碳氧同位素等地球化学参数和岩石薄片鉴定结果,对湖相碳酸盐岩的沉积演化特征进行了研究。结果表明:英西地区碳酸盐岩主要发育在E32的下部和中部,与膏盐岩或陆源碎屑岩相间发育;主要分布在湖盆的沉积中心,往盆地边缘方向变薄并相变为陆源碎屑岩或膏盐岩;是混合沉积成因,矿物成分复杂、岩性多样;形成于干旱气候条件下封闭的咸化水体介质环境,水体盐度是其岩性变化和发育程度的主要控制因素。该认识为落实英西地区的储量规模提供了地质依据。
中图分类号:
[1] 罗平, 张静, 刘伟, 等.中国海相碳酸盐岩油气储层基本特征. 地学前缘, 2008, 15(1):36-50. LUO P, ZHANG J, LIU W, et al. Characteristics of marine carbonate hydrocarbon reservoirs in China. Earth Science Frontiers, 2008, 15(1):36-50. [2] 孙钰, 钟建华, 袁向春, 等.国内湖相碳酸盐岩研究的回顾与展望.特种油气藏, 2008, 15(5):1-6. SUN Y, ZHONG J H, YUAN X C, et al. Domestic lacustrine carbonate rocks in retrospect and prospect. Special Oil and Gas Reservoirs, 2008, 15(5):1-6. [3] 王夕宾, 郝延征, 姚军, 等.东营凹陷沙一段薄层湖相碳酸盐岩成因研究. 中国石油大学学报(自然科学版), 2016, 40(1):27-34. WANG X B, HAO Y Z, YAO J, et al. Genetic research of flaggy lacustrine carbonate in the first member of Shahejie Formation, Dongying Depression. Journal of China University of Petroleum(Edition of Natural Science), 2016, 40(1):27-34. [4] 唐丽, 张晓宝, 龙国徽, 等.湖相碳酸盐岩油气藏特征及成藏分析:以柴达木盆地南翼山油气藏为例. 天然气地球科学, 2013, 24(3):591-598. TANG L, ZHANG X B, LONG G H, et al. Pool features and hydrocarbon accumulation analysis of lacustrine carbonate rock:Take Nanyishan reservoir in Qaidam Basin as an example. Natural Gas Geoscience, 2013, 24(3):591-598. [5] 陈子炓, 寿建峰, 王少依, 等. 柴达木盆地西部地区第三系湖相藻灰岩油气藏及勘探潜力.中国石油勘探, 2004(5):59-66. CHEN Z L, SHOU J F, WANG S Y, et al. Tertiary lake algal limestone oil and gas reservoirs in western part of Qaidam Basin and exploration potential. China Petroleum Exploration, 2004(5):59-66. [6] 寿建峰, 邵文斌, 陈子炓, 等.柴西地区第三系藻灰(云)岩的岩石类型与分布特征.石油勘探与开发, 2003, 30(4):37-39. SHOU J F, SHAO W B, CHEN Z L, et al. Lithological types and distribution features of Tertiary algal-limestone in Chaixi area, Qaidam Basin. Petroleum Exploration and Development, 2003, 30(4):37-39. [7] 毛玲玲, 伊海生, 季长军, 等.柴达木盆地新生代湖相碳酸盐岩岩石学及碳氧同位素特征. 地质科技情报, 2014, 33(1):41-48. MAO L L, YI H S, JI C J, et al. Petrography and carbon-oxygen isotope characteristics of the Cenozoic lacustrine carbonate rocks in Qaidam Basin. Geological Science and Technology Information, 2014, 33(1):41-48. [8] 宋华颖, 伊海生, 范爱春, 等.柴达木盆地西部西岔沟剖面湖相碳酸盐岩岩石学特征与沉积环境分析.中国地质, 2010, 37(1):117-126. SONG H Y, YI H S, FAN A C, et al. Petrology and sedimentary environments of lacustrine carbonate rocks in the Xichagou section, western Qaidam Basin. Geology in China, 2010, 37(1):117-126. [9] 易定红, 石亚军, 张正刚, 等.柴西尕斯地区下干柴沟组上段碳酸盐岩岩石类型及沉积环境:以跃灰101井为例.东华理工大学学报(自然科学版), 2017, 40(2):173-178. YI D H, SHI Y J, ZHANG Z G, et al. Carbonate rock type and its sedimentary environment of the upper segment of lower Gaichaigou Formation in Gasi area, west Qaidam Basin:Taking an example of well YH101. Journal of East China University of Technology(Natural Science), 2017, 40(2):173-178. [10] 陈登钱, 沈晓双, 崔俊, 等. 柴达木盆地英西地区深部混积岩储层特征及控制因素.岩性油气藏, 2015, 27(5):211-217. CHEN D Q, SHEN X S, CUI J, et al. Reservoir characteristics and controlling factors of deep diamictite in Yingxi area, Qaidam Basin. Lithologic Reservoirs, 2015, 27(5):211-217. [11] 黄成刚, 关新, 倪祥龙, 等.柴达木盆地英西地区E32 咸化湖盆白云岩储集层特征及发育主控因素.天然气地球科学, 2017, 28(2):219-231. HUANG C G, GUAN X, NI X L, et al. The characteristics and major factors controlling on the E32 dolomite reservoirs in saline lacustrine basin in the Yingxi area of Qaidam Basin. Natural Gas Geoscience, 2017, 28(2):219-231. [12] 袁剑英, 黄成刚, 夏青松, 等.咸化湖盆碳酸盐岩储层特征及孔隙形成机理:以柴西地区始新统下干柴沟组为例.地质论评, 2016, 62(1):111-126. YUAN J Y, HUANG C G, XIA Q S, et al. The characteristics of carbonate reservoir, and formation mechanism of pores in the saline lacustrine basin:a case study of the Lower Eocene Ganchaigou Formation in western Qaidam Basin. Geological Review, 2016, 62(1):111-126. [13] 张敏, 尹成明, 寿建峰, 等.柴达木盆地西部地区古近系及新近系碳酸盐岩沉积相.古地理学报, 2004, 6(4):391-400. ZHANG M, YIN C M, SHOU J F, et al. Sedimentary facies of carbonate rocks of the Paleogene and Neogene in western Qaidam Basin. Journal of Palaeogeography, 2004, 6(4):391-400. [14] 易定红, 王建功, 石亚军, 等.柴西狮子沟地区渐新统下干柴沟组上段膏盐岩沉积演化特征.天然气工业, 2017, 37(5):1-9. YI D H, WANG J G, SHI Y J, et al. Evolution characteristic of gypsum-salt rocks of the upper member of Oligocene Lower Ganchaigou Formation in the Shizigou area, western Qaidam Basin. Natural Gas Industry, 2017, 37(5):1-9. [15] 邵文斌, 寿建峰.柴达木盆地尕斯断陷古近系-新近系的沉积演化规律和储集体分布. 石油大学学报(自然科学版), 2003, 27(6):12-16. SHAO W B, SHOU J F. Sedimentary evolution and reservoir distribution of the Tertiary in Gasi fault sag of Qaidam Basin. Journal of University of Petroleum, China(Edition of Natural Science), 2003, 27(6):12-16. [16] 郭峰, 陈世悦, 袁文芳, 等.柴达木盆地西部干柴沟组沉积相及储层分布.新疆地质, 2006, 24(1):45-51. GUO F, CHEN S Y, YUAN W F, et al. Analysis on depositional facies and reservoir of the Ganchaigou Formation, western Qaidam Basin. Xinjiang Geology, 2006, 24(1):45-51. [17] 党玉琪, 尹成明, 赵东升.柴达木盆地西部地区古近纪与新近纪沉积相.古地理学报, 2004, 6(3):297-306. DANG Y Q, YIN C M, ZHAO D S. Sedimentary facies of the Paleogene and Neogene in western Qaidam Basin. Journal of Palaeogeography, 2004, 6(3):297-306. [18] 曹国强.柴达木盆地西部地区第三系沉积相研究.北京:中国科学院研究生院, 2005. CAO G Q. Sedimentary facies of the Tertiary in the western Qaidam Basin. Beijing:Chinese Academy of Sciences, 2005. [19] 袁剑英, 黄成刚, 曹正林, 等.咸化湖盆白云岩碳氧同位素特征及古环境意义:以柴西地区始新统下干柴沟组为例.地球化学, 2015, 44(3):254-266. YUAN J Y, HUANG C G, CAO Z L, et al. Carbon and oxygen isotopic composition of saline lacustrine dolomite and its paleoenvironmental significance:a case study of Lower Eocene Ganchaigou Formation in western Qaidam Basin. Geochimica, 2015, 44(3):254-266. [20] 王建功, 张道伟, 易定红, 等. 柴西地区下干柴沟组上段湖相碳酸盐岩沉积特征及相模式. 岩性油气藏, 2018, 30(4):1-13. WANG J G, ZHANG D W, YI D H, et al. Depositional characteristics and facies model of lacustrine carbonate rocks in the upper member of Lower Ganchaigou Formation in western Qaidam Basin. Lithologic Reservoirs, 2018, 30(4):1-13. [21] 黄成刚, 常海燕, 崔俊, 等.柴达木盆地西部地区渐新世沉积特征与油气成藏模式.石油学报, 2017, 38(11):1230-1243. HUANG C G, CHANG H Y, CUI J, et al. Oligocene sedimentary characteristic sand hydrocarbon accumulation model in the western Qaidam Basin. Acta Petrolei Sinica, 2017, 38(11):1230-1243. [22] 徐旺, 薛超, 邸世祺, 等.中国石油地质志:卷14青藏油气区. 北京:石油工业出版社, 1990:82-114. XU W, XUE C, DI S Q, et al. Petroleum geology of China:Vol. 14 Tibetan expected. Beijing:Petroleum Industry Press, 1990:82-114. [23] 熊小辉, 肖加飞. 沉积环境的地球化学示踪. 地球与环境, 2011, 39(3):405-414. XIONG X H, XIAO J F. Geochemical indicators of sedimentary environments. Earth and Environment, 2011, 39(3):405-414. [24] 邓宏文, 钱凯.沉积地球化学与环境分析.兰州:甘肃科学技术出版社, 1993:34-35. DENG H W, QIAN K. Analyses of sedimentary geochemistry and environment. Lanzhou:Gansu Science and Technology Publishing House, 1993:34-35. [25] 孙镇城, 杨藩, 张枝焕, 等.中国新生代咸化湖泊沉积环境与油气生成.北京:石油工业出版社, 1997:18-56. SUN Z C, YANG F, ZHANG Z H, et al. Sedimentary environment and hydrocarbon generation of salty lake of Cenozoic in China. Beijing:Petroleum Industry Press, 1997:18-56. [26] 陈能贵, 王艳清, 徐峰, 等.柴达木盆地新生界湖盆咸化特征及沉积响应.古地理学报, 2015, 17(3):371-380. CHEN N G, WANG Y Q, XU F, et al. Palaeosalinity characteristics and its sedimentary response to the Cenozoic salt-water lacustrine deposition in Qaidam Basin. Journal of Palaeogeography, 2015, 17(3):371-380. [27] 周传明, 张俊明, 李国祥, 等.云南永善肖滩早寒武世早期碳氧同位素记录.地质科学, 1997, 32(2):201-211. ZHOU C M, ZHANG J M, LI G X, et al. Carbon and oxygen isotopic record of the early Cambrian from the Xiaotan Section, Yunnan, South China. Scientia Geological Sinica, 1997, 32(2):201-211. [28] 陈登辉, 巩恩普, 梁俊红, 等.辽西上白垩统义县组湖相碳酸盐岩碳氧稳定同位素组成及其沉积环境.地质学报, 2011, 85(6):987-992. CHEN D H, GONG E P, LIANG J H, et al. The Carbon and Oxygen stable isotopic compositions and sedimentary environment of the lacustrine carbonate from the Upper Cretaceous Yixian Formation,western Liaoning, NE China. Acta Geologica Sinica, 2011, 85(6):987-992. [29] 夏志远, 刘占国, 李森明, 等.岩盐成因与发育模式:以柴达木盆地英西地区古近系下干柴沟组为例.石油学报, 2017, 38(1):55-66. XIA Z Y, LIU Z G, LI S M, et al. Origin and developing model of rock salt:a case study of Lower Ganchaigou Formation of Paleogene in the west of Yingxiong ridge, Qaidam Basin. Acta Petrolei Sinica, 2017, 38(1):55-66. |
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