石油与天然气地质 ›› 2022, Vol. 43 ›› Issue (3): 648-657.doi: 10.11743/ogg20220313
范柏江1(), 师良1, 杨杰2, 苏珊2, 马荣3, 袁耀利3, 曾陈宇1
收稿日期:
2021-06-06
修回日期:
2022-03-10
出版日期:
2022-06-01
发布日期:
2022-05-06
作者简介:
范柏江(1983—),男,博士、副教授,常规及非常规油气成藏机理。E?mail: 基金资助:
Bojiang Fan1(), Liang Shi1, Jie Yang2, Shan Su2, Rong Ma3, Yaoli Yuan3, Cengyu Zeng1
Received:
2021-06-06
Revised:
2022-03-10
Online:
2022-06-01
Published:
2022-05-06
摘要:
在采用能量色散X射线荧光技术的测试过程中,受能量配置探索不足的影响,所测元素的数量往往较少,导致无法充分利用元素参数来刻画古沉积环境。此外,陆相有机质的来源包括河流输入有机质和水体生产有机质,如何对其进行定量区分尚存困难。针对能量色散X射线荧光技术的能量配置进行了改进,由此将精确测试的元素数量扩充到28个。选择鄂尔多斯盆地中部延长组7段(长7段)页岩为研究对象,开展了有机碳、主要元素、微量元素的地球化学测试。在分析主要元素、微量元素等地球化学特征的基础上,对长7段有机质的沉积水体、氧化还原状态和生产力等古沉积环境进行了恢复,建立了有机质来源的数学模型,并分析了有机质的供给特征。研究结果表明,长7段有机质形成于偏温暖潮湿的气候背景,水体为偏贫氧和缺氧的淡水环境,古生产力较高但初级生产力不高。对于鄂尔多斯盆地中部地区的页岩有机质,水体来源有机质的贡献略大于陆源输入有机质的贡献。
中图分类号:
图2
鄂尔多斯盆地中部长7段页岩岩心特征a.纯页岩在水中渗气,W336井,埋深1 954.68 m,岩心照片; b.纯页岩在水中渗气,D214井,埋深1 172.72m,岩心照片; c.含砂质纹层页岩,F134井,埋深1 544.68 m,岩心照片; d.含砂质纹层页岩,D1199井,埋深1 365.19 m,岩心照片; e.纯页岩裂缝渗油,D214井,埋深1 170.46 m,岩心照片; f.页岩中植物碎屑遗迹,D19井,埋深1 369.91 m,岩心照片; g.页岩中可见生物扰动现象(有虫孔遗迹)及陆源腐殖有机质,YY1井,埋深135 6.26 m,铸体薄片,单偏光; h.页岩中含鱼骨(鱼鳞)化石,YCCV1245井,埋深1 562.63 m,铸体薄片,单偏光; i.页岩中含孢子体化石,YCCV1245井,埋深1 555.60 m,铸体薄片,单偏光"
表1
鄂尔多斯盆地中部长7段页岩元素含量数值"
元素 | 含量/10-6 | |
---|---|---|
范围 | 平均值 | |
Na | 2 990.32~4 645.05 | 3 777.75 |
Mg | 3 308.94~17 719.90 | 10 166.78 |
Al | 58 133.92~92 155.36 | 76 457.26 |
Si | 202 186.51~269 343.95 | 241 139.00 |
K | 17 498.39~31 706.56 | 24 754.35 |
Ca | 6 174.31~44 762.47 | 18 647.80 |
Ti | 2 673.77~4 572.67 | 3 822.25 |
Fe | 29 800.16~54 079.39 | 43 159.72 |
Ba | 636.97~4 775.12 | 1 622.07 |
Mn | 415.69~1 779.19 | 878.16 |
P | 306.92~1 316.63 | 631.08 |
V | 32.09~169.37 | 86.13 |
Cr | 29.29~110.18 | 78.49 |
Co | 9.47~50.88 | 26.04 |
Ni | 42.09~73.01 | 57.25 |
Cu | 20.18~63.25 | 42.61 |
Zn | 71.55~124.72 | 102.85 |
Ga | 14.46~31.11 | 22.86 |
As | 5.93~50.25 | 16.88 |
Pb | 13.01~33.69 | 18.72 |
Th | 7.84~17.44 | 12.67 |
U | 2.09~17.54 | 7.57 |
Y | 27.75~41.23 | 32.98 |
Zr | 90.93~190.26 | 139.23 |
Nb | 8.58~15.48 | 11.33 |
Mo | 0.19~7.03 | 2.75 |
Rb | 95.02~211.47 | 157.28 |
Sr | 303.15~508.52 | 391.40 |
表2
鄂尔多斯盆地中部长7段页岩微量元素的富集因子(EF)范围"
微量元素 | EF值 | 微量元素 | EF值 |
---|---|---|---|
Ba | 1.14~8.57(2.91) | As | 4.62~39.08(13.13) |
Ni | 0.82~1.42(1.11) | Pb | 0.76~1.97(1.09) |
U | 0.79~6.60(2.85) | Th | 0.63~1.39(1.01) |
V | 0.27~1.41(0.72) | Y | 1.20~1.78(1.42) |
Cr | 0.34~1.29(0.92) | Zr | 0.51~1.06(0.77) |
Co | 0.55~2.97(1.52) | Nb | 0.56~1.00(0.73) |
Cu | 0.47~1.48(0.99) | Mo | 0.22~8.20(3.20) |
Zn | 0.98~1.71(1.41) | Rb | 0.69~1.54(1.15) |
Ga | 0.84~1.81(1.33) | Sr | 1.77~2.97(2.28) |
1 | Demaison G J, Moore G T. Anoxic environments and oil source bed genesis[J]. AAPG Bulletin, 1980, 64(8): 1179-1209. |
2 | Caplan M L, Marc Bustin R. Palaeoenvironmental and palaeo⁃ceanographic controls on black, laminated mudrock deposition: example from Devonian Carboniferous strata, Alberta, Canada[J]. Sedimentary Geology, 2001, 145(1): 45-72. |
3 | 庞正炼, 邹才能, 陶士振, 等. 中国致密油形成分布与资源潜力评价[J]. 中国工程科学, 2012, 14(7): 60-67. |
Pang Zhenglian, Zou Caineng, Tao Shizhen, et al. Formation, distribution and resource evaluation of tight oil in China[J]. Engineering Science, 2012, 14(7): 60-67. | |
4 | 陈宇航, 朱增伍, 王喆, 等. 鄂尔多斯盆地东南部长7油页岩时空分布及控制因素——来自沉积环境和沉积速率的制约[J]. 石油实验地质, 2018,38 (2): 200-209. |
Chen Yuhang, Zhu Zengwu, Wang Zhe, et al. Time‑space distribution of Chang 7 oil shale in southeastern Ordos Basin: Controlled by sedimentary environments and deposition rates[J]. Petroleum Geology and Experiment, 2018,38 (2): 200-209. | |
5 | 范柏江,晋月,师良,李亚婷. 鄂尔多斯盆地中部页岩油的勘探潜力-以长7湖相页岩为例[J].石油与天然气地质, 2021, 42(5):1-11. |
Fan Bojiang, Jin Yue, Shi Liang, et al. Shale oil exploration potential in central Ordos Basin: A case study of Chang 7 lacustrine shale[J]. Oil & Gas Geology, 2021, 42(5): 1-11. | |
6 | 范柏江, 梅启亮, 王小军, 等. 泥岩与页岩地化特征对比-以鄂尔多斯盆地安塞地区延长组7段为例[J]. 石油与天然气地质, 2020, 41(6): 1119-1128. |
Fan Bojiang, Mei Qiliang, Wang Xiaojun, et al. Geochemical comparison of mudstone and shale—A case study of the 7th member of Yanchang Formation in Ansai area,Ordos Basin[J]. Oil & Gas Geology, 2020, 41(6): 1119-1128. | |
7 | 师良, 赵彤彤, 查辉, 等. 延安周边地区页岩地化特征及页岩油潜力评价[J]. 现代地质, 2021, 35(4): 1043-1053. |
Shi Liang, Zhao Tongtong, Zha Hui, et al. Geochemical characteristics and shale oil potential of shale in the Yan'an Area[J]. Geoscience, 2021, 35 (4): 1043-1053. | |
8 | Tribovillard N, Algeo T J, Lyons T, et al. Trace metals as paleoredox and paleoproductivity proxies: An update[J]. Chemical Geology, 2006, 232(1-2): 12-32. |
9 | Algeo T J, Tribovillard N. Environmental analysis of paleoceanographic systems based on molybdenum‑uranium covariation[J]. Chemical Geology, 2009, 268(3-4): 211-225. |
10 | Liu B, Sun J, Zhang Y, et al. Reservoir space and enrichment model of shale oil in the first member of Cretaceous Qingshankou Formation in the Changling Sag, southern Songliao Basin, NE China[J]. Petroleum Exploration and Development, 2021, 48(3): 608-624. |
11 | 赵建华, 金之钧, 林畅松, 等. 上扬子地区下寒武统筇竹寺组页岩沉积环境[J]. 石油与天然气地质, 2019, 40(4): 701-715. |
Zhao Jianhua, Jin Zhijun, Lin Changsong, et al. Sedimentary environment of the Lower Cambrian Qiongzhusi Formation shale in the Upper Yangtze region[J]. Oil & Gas Geology, 2019, 40(4): 701-715. | |
12 | 林俊峰, 郝芳, 胡海燕, 等. 廊固凹陷沙河街组烃源岩沉积环境与控制因素[J]. 石油学报, 2015, 36(2): 163-173. |
Lin Junfeng, Hao Fang, Hu Haiyan, et al. Depositional environment and controlling factors of source rock in the Shahejie Formation of Langgu Sag[J]. Acta Petrolei Sinica, 2015, 36(2): 163-173. | |
13 | 陈平, 林卫兵, 龚大建, 等. 贵州岑巩区块下寒武统变马冲组黑色页岩沉积地球化学特征及其沉积环境意义[J]. 地质科学, 2020, 55(4): 1025-1043. |
Chen Ping, Lin Weibing, Gong Dajian, et al. Sedimentary geochemical characteristics and its sedimentary environment significance of the black shale of the Lower Cambrian Bianmachong Formation in the Cen'gong Block, Guizhou Province[J]. Chinese Journal of Geology, 2020, 55(4): 1025-1043. | |
14 | 刘招君, 孟庆涛, 柳蓉, 等. 抚顺盆地始新统计军屯组油页岩地球化学特征及其地质意义[J]. 岩石学报, 2009, 25(10): 2340-2350. |
Liu Zhaojun, Meng Qingtao, liu Rong, et al. Geochemical characteristics of oil shale of Eocene Jijuntun Formation and its geological significance, Fushun Basin[J]. Acta Petrologica Sinica, 2009, 25(10): 2340-2350. | |
15 | Fu X G, Wang J, Chen W B, et al. Organic accumulation in lacustrine rift basin: Constraints from mineralogical and multiple geochemical proxies[J]. International Journal of Earth Sciences, 2015, 104(2): 495-511. |
16 | Wang Z W, Wang J, Fu X G, et al. Geochemistry of the Upper Triassic black mudstones in the Qiangtang Basin, Tibet: Implications for paleoenvironment, provenance, and tectonic setting[J]. Journal of Asian Earth Sciences, 2018, 160(3): 118-135. |
17 | Brumsack H J. The trace metal content of recent organic carbon⁃rich sediments: Implications for Cretaceous black shale formation[J]. Palaeogeography Palaeoclimatology Palaeoecology, 2006, 232(2-4): 344-361. |
18 | Wignall P B, Twitchett R J. Oceanic anoxia and the end Permian mass extinction[J]. Science, 1996, 272(5265): 1155-1158. |
19 | Moradi A V, Sarı A, Akkaya P. Geochemistry of the Miocene oil shale (Hançili Formation) in the Çankırı‑Çorum Basin, Central Turkey: Implications for Paleoclimate conditions, source‑area wea⁃thering, provenance and tectonic setting[J]. Sedimentary Geo⁃logy, 2016, 341(15): 289-303. |
20 | Ding J H, Zhang J C, Tang X, et al. Elemental geochemical evidence for depositional conditions and organic matter enrichment of black rock series strata in an inter‑platform basin: The lower Carboniferous Datang formation, southern Guizhou, Southwest China[J]. Minerals, 2018, 8(11), 509. |
21 | 范玉海, 屈红军, 王辉, 等. 微量元素分析在判断沉积介质环境中的应用[J]. 中国地质, 2012, 39(2): 382-389. |
Fan Yuhai, Qu Hongjun, Wang Hui, et al. The application of trace elements analysis to identifying sedimentary media environment: A case study of Lake Triassic strata in the middle part of western Ordos Basin[J]. Geology in China, 2012, 39(2): 382-389. | |
22 | Gromet L P, Haskin L A, Korotev R L, et al. The “North American shale composite”: Its compilation, major and trace element characteristics[J]. Geochimica Et Cosmochimica Acta, 1984, 48(12): 2469-2482. |
23 | 贺燚平, 陈振林, 张悦. 四川盆地周缘龙马溪组富有机质页岩地球化学差异性分析及其地质意义[J]. 矿物岩石地球化学通报, 2020, 39(5): 1014-1022. |
He Yiping, Chen Zhenlin, Zhang Yue. The difference analysis and geological significance of geochemical characteristics of organic‑rich shales from the Longmaxi Formation in the Periphery of Sichuan Basin[J]. Bulletin of Mineralogy, Petrology and Geochemistry, 2020, 39(5): 1014-1022. | |
24 | Taylor S R, McLennan S M. The continental crust: Its composition and evolution[M]. Oxford: Blackwells, 1985. |
25 | 丰成友, 赵一鸣, 李大新. 内蒙古正蓝旗羊蹄子山-磨石山钛矿区硅质岩地球化学特征及沉积环境意义[J]. 矿床地质, 2008, 27(4): 483-493. |
Feng chenglyou, Zhao Yiming, Li daxin. Geochemical characte⁃ristics of siliceous rocks in Yangtizishan‑Moshishan anatase ore district, Zhenglanqi County, Inner Mongolia, with implications for sedimentary environment[J]. Mineral Deposits, 2008, 27(4): 483-493. | |
26 | 夏鹏, 付勇, 杨镇, 等. 黔北镇远牛蹄塘组黑色页岩沉积环境与有机质富集关系[J]. 地质学报, 2020, 94(3): 947-956. |
Xia Peng, Fu Yong, Yang Zhen, et al. The relationship between sedimentary environment and organic matter accumulation in the Niutitang black shale in Zhenyuan,northern Guizhou[J]. Acta Geologica Sinica, 2020, 94(3): 947-956. | |
27 | Hu T, Pang X Q, Jiang S, et al. Oil content evaluation of lacustrine organic‑rich shale with strong heterogeneity: A case study of the Middle Permian Lucaogou Formation in Jimusaer Sag, Junggar Basin, NW China[J]. Fuel, 2018, 221(3): 196-205. |
28 | Awan R S, Liu C L, Gong H W, et al. Paleo‑sedimentary environment in relation to enrichment of organic matter of Early Cambrian black rocks of Niutitang Formation from Xiangxi area China[J]. Marine and Petroleum Geology, 2020, 112(2): 1-20. |
29 | 王鹏威,陈筱,刘忠宝,等.海相富有机质页岩储层压力预测方法——以涪陵页岩气田上奥陶统五峰组-下志留统龙马溪组页岩为例[J]. 石油与天然气地质,2022,43(2): 467-476. |
Wang Pengwei, Chen Xiao, Liu Zhongbao, et al.Reservoir pressure prediction for marine organic‑rich shale: A case study of the Upper Ordovician Wufeng‑Lower Silurian Longmaxi shale in Fuling shale gas field, NE Sichuan Basin[J]. Oil & Gas Geology, 2022, 43(2): 467-476. | |
30 | 刘伟,王振奇,叶琳,等.渤中坳陷优质烃源岩有机质丰度下限标准[J].断块油气田,2020, 27(6): 725-728. |
Liu Wei, Wang Zhenqi, Ye Lin,et al.Lower limit standard of organic matter abundance of high quality source rocks in Bozhong Depression[J]. Fault‑Block Oil and Gas Field, 2020, 27(6): 725-728. | |
31 | 海连富,王磊,马治军,等.宁夏固原炭山地区中侏罗统延安组油页岩特征及其沉积环境[J]. 吉林大学学报(地球科学版),2020,50(3):747-756. |
Lianfu Hai, Wang Lei, Ma Zhijun, et al.Oil shale characteristics and sedimentary environment of Yan’an Formation in Middle Jurassic in Tanshan Area, Guyuan, Ningxia[J]. Journal of Jilin University (Earth Science Edition), 2020, 50(3): 747-756. | |
32 | 丁江辉,张金川,石刚,等.皖南地区上二叠统大隆组页岩沉积环境与有机质富集机理[J].石油与天然气地质,2021,42(1):158-172. |
Ding Jianghui, Zhang Jinchuan, Shi Gang,et al.Sedimentary environment and organic matter enrichment mechanisms of the Upper Permian Dalong Formation shale,southern Anhui Province,China[J].Oil & Gas Geology, 2021,42(1):158-172. | |
33 | 邱振,韦恒叶,刘翰林,等.异常高有机质沉积富集过程与元素地球化学特征[J].石油与天然气地质,2021,42(4):931-948. |
Qiu Zhen, Wei Hengye, Liu Hanlin,et al.Accumulation of sediments with extraordinary high organic matter content:Insight gained through geochemical characterization of indicative elements[J].Oil & Gas Geology,2021,42(4):931-948. | |
34 | 郑国栋,孟庆涛,刘招君.松辽盆地北部青一段油页岩地球化学特征及其记录的古湖泊学信息[J].吉林大学学报(地球科学版),2020,50(2):392-404. |
Zheng Guodong, Meng Qingtao, Liu Zhaojun. Geochemical cha⁃racteristics and Paleolimnological information of oil shale in 1st Member of Qingshankou Formation in Northern Songliao Basin[J].Journal of Jilin University (Earth Science Edition), 2020,50(2): 392-404. | |
35 | 梁新平,金之钧, 刘全有,等.火山灰对富有机质页岩形成的影响——以西西伯利亚盆地中生界巴热诺夫组为例[J].石油与天然气地质,2021,42(1):201-211. |
Liang Xinping, Jin Zhijun, Liu Quanyou,et al.Impact of volcanic ash on the formation of organic‑rich shale:A case study on the Mesozoic Bazhenov Formation,West Siberian Basin[J].Oil & Gas Geology,2021,42(1):201-211. | |
36 | 李浩, 王保华, 陆建林,等. 东濮凹陷古近系页岩油富集地质条件与勘探前景[J]. 中国石油大学学报(自然科学版), 2021, 45(3): 33-41. |
Li Hao, Wang Baohua, Lu Jianlin,et al.Geological characteristics and exploration prospects of Paleogene continental shale oil accumulation in Dongpu Sag, Bohai Bay Basin[J].Journal of China University of Petroleum(Edition of Natural Science), 2021, 45(3): 33-41. | |
37 | 柳蓉,闫旭,刘招君,等. 银额盆地下白垩统巴音戈壁组含油页岩岩系孢粉化石特征及地质意义[J].吉林大学学报(地球科学版), 2020, 50(2): 341-355. |
Liu Rong, Yan Xu, Liu Zhaojun,et al. Characteristics and geological significance of palynological fossils from Bayingebi Formation of Lower Cretaceous in Yin’e Basin[J].Journal of Jilin University (Earth Science Edition), 2020, 50(2): 341-355. | |
38 | 贾建亮,刘招君,孟庆涛,等. 中国陆相油页岩含油率与总有机碳的响应机理[J].吉林大学学报(地球科学版),2020, 50(2): 368-377. |
Jia Jianliang, Liu Zhaojun, Meng Qingtao, et al. Response mechanism between oil yield and total organic carbon of non⁃marine oil shale in China[J]. Journal of Jilin University (Earth Science Edition), 2020, 50(2): 368-377. |
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