[1] Stow D A, Mayall M. Deep-water sedimentary systems:New models for the 21st century[J]. Marine and Petroleum Geology, 2000, 17(2):125-135. doi:  10.1016/S0264-8172(99)00064-1
[2] Tuker M E. Sedimentary petrology[M]. Oxford:Blackwell, 2001.
[3] Tourtelot H A. Origin and use of the word "shale"[J]. American Journal of Science, 1960, 258-A:335-343.
[4] Krumbein W C. The dispersion of fine-grained sediments for mechanical analysis[J]. Journal of Sedimentary Research, 1933, 3(3):121-135. doi:  10.2110/jsr.3.121
[5] Jarvie D M, Hill R J, Ruble T E, et al. Unconventional shalegas systems:The Mississippian Barnett Shale of north-central Texas as one model for thermogenic shale-gas assessment[J]. AAPG Bulletin, 2007, 91(4):475-499. doi:  10.1306/12190606068
[6] Schieber J. Distribution and deposition of mudstone facies in the Upper Devonian Sonyea Group of New York[J]. Journal of Sedimentary Research, 1999, 69(4):909-925. doi:  10.2110/jsr.69.909
[7] Macquaker J H S, Bentley S J, Bohacs K M. Wave-enhanced sediment-gravity flows and mud dispersal across continental shelves:Reappraising sediment transport processes operating in ancient mudstone successions[J]. Geology, 2010, 38(10):947-950. doi:  10.1130/G31093.1
[8] Stow D A V, Bowen A J. A physical model for the transport and sorting of fine-grained sediment by turbidity currents[J]. Sedimentology, 1980, 27(1):31-46. doi:  10.1111/j.1365-3091.1980.tb01156.x
[9] Aplin A C, Macquaker J H. Mudstone diversity:Origin and implications for source, seal, and reservoir properties in petroleum systems[J]. AAPG Bulletin, 2011, 95(12):2031-2059. doi:  10.1306/03281110162
[10] Schieber J, Southard J, Thaisen K. Accretion of mudstone beds from migrating floccule ripples[J]. Science, 2007, 318(5857):1760-1763. doi:  10.1126/science.1147001
[11] Schieber J, Southard J B, Schimmelmann A. Lenticular shale fabrics resulting from intermittent erosion of water-rich muds-Interpreting the rock record in the light of recent flume experiments[J]. Journal of Sedimentary Research, 2010, 80(1):119-128. doi:  10.2110/jsr.2010.005
[12] 姜在兴, 梁超, 吴靖, 等.含油气细粒沉积岩研究的几个问题[J].石油学报, 2013, 34(6):1031-1039. http://d.old.wanfangdata.com.cn/Periodical/syxb201306001

Jiang Zaixing, Liang Chao, Wu Jing, et al. Several issues in sedimentological studies on hydrocarbon-bearing fine-grained sedimentary rocks[J]Acta Petrolei Sinica, 2013, 34(6):1031-1039. http://d.old.wanfangdata.com.cn/Periodical/syxb201306001
[13] Yang H, Zhang W Z, Wu K, et al. Uranium enrichment in lacustrine oil source rocks of the Chang 7 member of the Yanchang Formation, Erdos Basin, China[J]. Journal of Asian Earth Sciences, 2010, 39(4):285-293. doi:  10.1016/j.jseaes.2010.03.013
[14] 张文正, 杨华, 杨奕华, 等.鄂尔多斯盆地长7优质烃源岩的岩石学、元素地球化学特征及发育环境[J].地球化学, 2008, 37(1):59-64. doi:  10.3321/j.issn:0379-1726.2008.01.008

Zhang Wenzheng, Yang Hua, Yang Yihua, et al. Petrology and element geochemistry and development environment of Yanchang Formation Chang-7 high quality source rocks in Ordos Basin[J]. Geochimica, 2008, 37(1):59-64. doi:  10.3321/j.issn:0379-1726.2008.01.008
[15] 孙莎莎, 姚艳斌, 吝文.鄂尔多斯盆地南缘铜川地区油页岩元素地球化学特征及古湖泊水体环境[J].矿物岩石地球化学通报, 2015, 34(3):642-645. doi:  10.3969/j.issn.1007-2802.2015.03.021

Sun Shasha, Yao Yanbin, Lin Wen. Elemental geochemical characteristics of the oil shale and the paleo-lake environment of the Tongchuan area, southern Ordos Basin[J]. Bulletin of Mineralogy, Petrology and Geochemistry, 2015, 34(3):642-645. doi:  10.3969/j.issn.1007-2802.2015.03.021
[16] 耳闯, 赵靖舟, 王芮, 等.沉积环境对富有机质页岩分布的控制作用:以鄂尔多斯盆地三叠系延长组长7油层组为例[J].天然气地球科学, 2015, 26(5):823-832, 892. http://d.old.wanfangdata.com.cn/Conference/8756385

Er Chuang, Zhao Jingzhou, Wang Rui, et al. Controlling role of sedimentary environment on the distribution of organic-rich shale:A case study of the Chang 7 member of the Triassic Yanchang Formation, Ordos Basin[J]. Natural Gas Geoscience, 2015, 26(5):823-832, 892. http://d.old.wanfangdata.com.cn/Conference/8756385
[17] Li D L, Li R X, Zhu Z W, et al. Origin of organic matter and paleo-sedimentary environment reconstruction of the Triassic oil shale in Tongchuan city, southern Ordos Basin(China)[J]. Fuel, 2017, 208:223-235. doi:  10.1016/j.fuel.2017.07.008
[18] Zhang W Z, Yang W W, Xie L Q. Controls on organic matter accumulation in the Triassic Chang 7 lacustrine shale of the Ordos Basin, central China[J]. International Journal of Coal Geology, 2017, 183:38-51. doi:  10.1016/j.coal.2017.09.015
[19] Wang C, Wang Q X, Chen G J, et al. Petrographic and geochemical characteristics of the lacustrine black shales from the Upper Triassic Yanchang Formation of the Ordos Basin, China:Implications for the organic matter accumulation[J]. Marine and Petroleum Geology, 2017, 86:52-65. doi:  10.1016/j.marpetgeo.2017.05.016
[20] 马中豪, 陈清石, 史忠汪, 等.鄂尔多斯盆地南缘延长组长7油页岩地球化学特征及其地质意义[J].地质通报, 2016, 35(9):1550-1558. doi:  10.3969/j.issn.1671-2552.2016.09.022

Ma Zhonghao, Chen Qingshi, Shi Zhongwang, et al. Geochemistry of oil shale from Chang 7 reservoir of Yanchang Formation in south Ordos Basin and its geological significance[J]. Geological Bulletin of China, 2016, 35(9):1550-1558. doi:  10.3969/j.issn.1671-2552.2016.09.022
[21] Chen G, Gang W Z, Liu Y Z, et al. Organic matter enrichment of the Late Triassic Yanchang Formation(Ordos Basin, China) under dysoxic to oxic conditions:Insights from pyrite framboid size distributions[J]. Journal of Asian Earth Sciences, 2019, 170:106-117. doi:  10.1016/j.jseaes.2018.10.027
[22] Zhang W Z, Yang H, Xie L Q, et al. Lake-bottom hydrothermal activities and their influence on high-quality source rock development:A case from Chang 7 source rocks in Ordos Basin[J]. Petroleum Exploration and Development, 2010, 37(4):424-429. doi:  10.1016/S1876-3804(10)60043-2
[23] He C, Ji L M, Wu Y D, et al. Characteristics of hydrothermal sedimentation process in the Yanchang Formation, south Ordos Basin, China:Evidence from element geochemistry[J]. Sedimentary Geology, 2016, 345:33-41. doi:  10.1016/j.sedgeo.2016.09.001
[24] 邱欣卫, 刘池阳, 李元昊.鄂尔多斯盆地延长组凝灰岩夹层展布特征及其地质意义[J].沉积学报, 2009, 27(6):1138-1146. http://www.cjxb.ac.cn/CN/abstract/abstract367.shtml

Qiu Xinwei, Liu Chiyang, Li Yuanhao. Distribution characteristics and geological significances of tuff interlayers in Yanchang Formation of Ordos Basin[J]. Acta Sedimentologica Sinica, 2009, 27(6):1138-1146. http://www.cjxb.ac.cn/CN/abstract/abstract367.shtml
[25] 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. http://cn.bing.com/academic/profile?id=6fc9d263314bdb8c0318cbc2ab305e94&encoded=0&v=paper_preview&mkt=zh-cn
[26] Wilkin R T, Barnes H L, Brantley S L. The size distribution of framboidal pyrite in modern sediments:An indicator of redox conditions[J]. Geochimica et Cosmochimica Acta, 1996, 60(20):3897-3912. doi:  10.1016/0016-7037(96)00209-8
[27] Wilkin R T, Barnes H L. Formation processes of framboidal pyrite[J]. Geochimica et Cosmochimica Acta, 1997, 61(2):323-339. doi:  10.1016/S0016-7037(96)00320-1
[28] Wignall P B, Newton R. Pyrite framboid diameter as a measure of oxygen deficiency in ancient mudrocks[J]. American Journal of Science, 1998, 298(7):537-552. doi:  10.2475/ajs.298.7.537
[29] 付金华, 邓秀芹, 楚美娟, 等.鄂尔多斯盆地延长组深水岩相发育特征及其石油地质意义[J].沉积学报, 2013, 31(5):928-938. http://www.cjxb.ac.cn/CN/abstract/abstract998.shtml

Fu Jinhua, Deng Xiuqin, Chu Meijuan, et al. Features of deepwater lithofacies, Yanchang Formation in Ordos Basin and its petroleum significance[J]. Acta Sedimentologica Sinica, 2013, 31(5):928-938. http://www.cjxb.ac.cn/CN/abstract/abstract998.shtml
[30] 杨华, 张文正.论鄂尔多斯盆地长7段优质油源岩在低渗透油气成藏富集中的主导作用:地质地球化学特征[J].地球化学, 2005, 34(2):147-154. doi:  10.3321/j.issn:0379-1726.2005.02.007

Yang Hua, Zhang Wenzheng. Leading effect of the Seventh member high-quality source rock of Yanchang Formation in Ordos Basin during the enrichment of lowpenetrating oil-gas accumulation:Geology and geochemistry[J]. Geochimica, 2005, 34(2):147-154. doi:  10.3321/j.issn:0379-1726.2005.02.007
[31] Wentworth C K. A scale of grade and class terms for clastic sediments[J]. The Journal of Geology, 1922, 30(5):377-392. doi:  10.1086/622910
[32] Shrock R R. A classification of sedimentary rocks[J]. The Journal of Geology, 1948, 56(2):118-129. doi:  10.1086/625491
[33] 邓宏文, 钱凯.深湖相泥岩的成因类型和组合演化[J].沉积学报, 1990, 8(3):1-21. http://www.cjxb.ac.cn/CN/abstract/abstract1429.shtml

Deng Hongwen, Qian Kai. The genetic types and association evolution of deep lacustrine facies mudstones[J]. Acta Sedimentologica Sinica, 1990, 8(3):1-21. http://www.cjxb.ac.cn/CN/abstract/abstract1429.shtml
[34] 郭巍, 李成博, 宋玉勤, 等.民和盆地炭山岭油页岩特征及成矿控制因素分析[J].吉林大学学报(地球科学版), 2006, 36(6):923-927, 932. http://d.old.wanfangdata.com.cn/Periodical/cckjdxxb200606010

Guo Wei, Li Chengbo, Song Yuqin, et al. Analysis on the characteristics of the oil shale in the Tanshanling area, Minhe Basin and their mineralization controlling factors[J]. Journal of Jilin University(Earth Science Edition), 2006, 36(6):923-927, 932. http://d.old.wanfangdata.com.cn/Periodical/cckjdxxb200606010
[35] 刘招君, 孟庆涛, 柳蓉.中国陆相油页岩特征及成因类型[J].古地理学报, 2009, 11(1):105-114. http://d.old.wanfangdata.com.cn/Periodical/gdlxb200901011

Liu Zhaojun, Meng Qingtao, Liu Rong. Characteristics and genetic types of continental oil shales in China[J]. Journal of Palaeogeography, 2009, 11(1):105-114. http://d.old.wanfangdata.com.cn/Periodical/gdlxb200901011
[36] 王冠民.济阳坳陷古近系页岩的纹层组合及成因分类[J].吉林大学学报(地球科学版), 2012, 42(3):666-671, 680. http://d.old.wanfangdata.com.cn/Periodical/cckjdxxb201203009

Wang Guanmin. Laminae combination and genetic classification of Eogene shale in Jiyang Depression[J]. Journal of Jilin University(Earth Science Edition), 2012, 42(3):666-671, 680. http://d.old.wanfangdata.com.cn/Periodical/cckjdxxb201203009
[37] 刘群, 袁选俊, 林森虎, 等.鄂尔多斯盆地延长组湖相黏土岩分类和沉积环境探讨[J].沉积学报, 2014, 32(6):1016-1025. http://www.cjxb.ac.cn/CN/abstract/abstract3465.shtml

Liu Qun, Yuan Xuanjun, Lin Senhu, et al. The classification of lacustrine mudrock and research on it's depositional environment[J]. Acta Sedimentologica Sinica, 2014, 32(6):1016-1025. http://www.cjxb.ac.cn/CN/abstract/abstract3465.shtml
[38] Zhang W Z, Yang H, Xia X Y, et al. Triassic chrysophyte cyst fossils discovered in the Ordos Basin, China[J]. Geology, 2016, 44(12):1031-1034. doi:  10.1130/G38527.1
[39] Berner R A. Sedimentary pyrite formation:An update[J]. Geochimica et Cosmochimica Acta, 1984, 48(4):605-615. doi:  10.1016/0016-7037(84)90089-9
[40] Zou C N, Qiu Z, Wei H Y, et al. Euxinia caused the Late Ordovician extinction:Evidence from pyrite morphology and pyritic sulfur isotopic composition in the Yangtze area, South China[J]. Palaeogeography, Palaeoclimatology, Palaeoecology, 2018, 511:1-11. doi:  10.1016/j.palaeo.2017.11.033
[41] Bond D P G, Wignall P B. Pyrite framboid study of marine Permian-Triassic boundary sections:A complex anoxic event and its relationship to contemporaneous mass extinction[J]. GSA Bulletin, 2010, 122(7/8):1265-1279. doi:  10.1130-B30042.1/
[42] 王冠民, 钟建华.湖泊纹层的沉积机理研究评述与展望[J].岩石矿物学杂志, 2004, 23(1):43-48. doi:  10.3969/j.issn.1000-6524.2004.01.006

Wang Guanmin, Zhong Jianhua. A review and the prospects of the researches on sedimentary mechanism of lacustrine laminae[J]. Acta Petrologica et Mineralogica, 2004, 23(1):43-48. doi:  10.3969/j.issn.1000-6524.2004.01.006
[43] Röhl H J, Schmid-Röhl A, Oschmann W, et al. The Posidonia Shale(Lower Toarcian)of SW-Germany:An oxygen-depleted ecosystem controlled by sea level and palaeoclimate[J]. Palaeogeography, Palaeoclimatology, Palaeoecology, 2001, 165(1/2):27-52.
[44] O'Brien N R, Slatt R M. Composition of argillaceous rocks[M]//O'Brien N R, Slatt R M. Argillaceous rock atlas. New York, NY: Springer. 1990: 121-128.
[45] Lin I I, Hu C M, Li Y H, et al. Fertilization potential of volcanic dust in the low-nutrient low-chlorophyll western North Pacific subtropical gyre:Satellite evidence and laboratory study[J]. Global Biogeochemical Cycles, 2011, 25(1):GB1006.
[46] Langmann B, Zakšek K, Hort M, et al. Volcanic ash as fertiliser for the surface ocean[J]. Atmospheric Chemistry and Physics, 2010, 10(8):3891-3899. doi:  10.5194/acp-10-3891-2010
[47] Duggen S, Croot P, Schacht U, et al. Subduction zone volcanic ash can fertilize the surface ocean and stimulate phytoplankton growth:Evidence from biogeochemical experiments and satellite data[J]. Geophysical Research Letters, 2007, 34(1):L01612. doi:  10.1029-2006GL027522/
[48] Lee C T A, Jiang H H, Ronay E, et al. Volcanic ash as a driver of enhanced organic carbon burial in the Cretaceous[J]. Scientific Reports, 2018, 8:4197. doi:  10.1038/s41598-018-22576-3
[49] 李琼.鄂尔多斯盆地西南地区深部地层放射性异常及其对烃源岩演化的影响[D].西安: 西北大学, 2007.

Li Qiong. The radioactive anomaly in deep strata and its impacts on source rocks' evolvement in southwest Ordos Basin[D]. Xi'an: Northwest University, 2007.
[50] 李慧.鄂尔多斯盆地上三叠统延长组深湖沉积与凝灰岩沉积特征研究[D].西安: 西北大学, 2009.

Li Hui. Research in characteristic of deep lacustrine sediment and tuff deposits of Yanchang Formation, Upper Triassic in Ordos Basin[D]. Xi'an: Northwest University, 2009.
[51] 邱欣卫.鄂尔多斯盆地延长组凝灰岩夹层特征和形成环境[D].西安: 西北大学, 2008.

Qiu Xinwei. Characteristics and forming environments of tuffs in Yanchang Formation in Ordos Basin[D]. Xi'an: Northwest University, 2008.
[52] 孙萌.扬子地区牛蹄塘组矿物岩石学特征及黄铁矿的环境指示意义[D].北京: 中国地质大学(北京), 2017.

Sun Meng. Mineralogical and petrological features and environmental significance of pyrite for the Niutitang Formation of the Cambrian in Yangtze area[D]. Beijing: University of Geosciences, 2017.
[53] 徐祖新, 韩淑敏, 王启超.中扬子地区陡山沱组页岩储层中黄铁矿特征及其油气意义[J].岩性油气藏, 2015, 27(2):31-37. doi:  10.3969/j.issn.1673-8926.2015.02.006

Xu Zuxin, Han Shumin, Wang Qichao, et al. Characteristics of pyrite and its hydrocarbon significance of shale reservoir of Doushantuo Formation in middle Yangtze area[J]. Lithologic Reservoir, 2015, 27(2):31-37. doi:  10.3969/j.issn.1673-8926.2015.02.006
[54] 张晨晨, 王玉满, 董大忠, 等.四川盆地五峰组-龙马溪组页岩脆性评价与"甜点层"预测[J].天然气工业, 2016, 36(9):51-60.

Zhang Chenchen, Wang Yuman, Dong Dazhong, et al. Evaluation of the Wufeng-Longmaxi shale brittleness and prediction of "sweet spot layers" in the Sichuan Basin[J]. Natural Gas Industry, 2016, 36(9):51-60.
[55] Wilkin R T, Arthur M A. Variations in pyrite texture, sulfur isotope composition, and iron systematics in the Black Sea:Evidence for Late Pleistocene to Holocene excursions of the O2-H2S redox transition[J]. Geochimica et Cosmochimica Acta, 2001, 65(9):1399-1416. doi:  10.1016/S0016-7037(01)00552-X
[56] 郭来源.陆相断陷湖盆富有机质页岩非均质性及其控制因素分析: 以泌阳和沾化凹陷为例[D].北京: 中国地质大学, 2017.

Guo Laiyuan. Heterogeneity and controlling factors of organic-rich shale in continental rift basin: A case study of Biyang and Zhanhua Depressions[D]. Beijing: University of Geosciences, 2017.
[57] Wang M, Wilkins R W T, Song G Q, et al. Geochemical and geological characteristics of the Es3L lacustrine shale in the Bonan Sag, Bohai Bay Basin, China[J]. International Journal of Coal Geology, 2015, 138:16-29. doi:  10.1016/j.coal.2014.12.007
[58] Liang C, Jiang Z X, Cao Y C, et al. Sedimentary characteristics and origin of lacustrine organic-rich shales in the salinized Eocene Dongying Depression[J]. GSA Bulletin, 2018, 130(1-2):154-174. doi:  10.1130/B31584.1
[59] 徐川.茂名盆地古近系油柑窝组油页岩地球化学特征及有机质聚集条件[D].长春: 吉林大学, 2018.

Xu Chuan. Geochemical characteristics of oil shale in Youganwo Formation and its aggregation factors of organic matter, Maoming Basin[D]. Changchun: Jilin University, 2018.
[60] 张坤.鄂尔多斯盆地南缘三叠系延长组长7油页岩段有机质富集特征[D].长春: 吉林大学, 2018.

Zhang Kun. Enrichment characteristics of organic matter in the Chang 7 oil shale section in Triassic Yanchang Formation in southern margin of Ordos Basin[D]. Changchun: Jilin University, 2018.
[61] 马文强.鄂尔多斯盆地吴起-志丹地区延长组长7段页岩气形成条件研究[D].西安: 西北大学, 2017.

Ma Wenqiang. Research on shale gas forming conditions of Chang 7 member of Yanchang Formation in Wuqi-Zhidan area, Ordos Basin[D]. Xi'an: Northewest University, 2017.
[62] 吴松涛, 邹才能, 朱如凯, 等.鄂尔多斯盆地上三叠统长7段泥页岩储集性能[J].地球科学——中国地质大学学报, 2015, 40(11):1810-1823. http://d.old.wanfangdata.com.cn/Periodical/dqkx201511005

Wu Songtao, Zou Caineng, Zhu Rukai, et al. Reservoir quality characterization of Upper Triassic Chang 7 shale in Ordos Basin[J]. Earth Science-Journal of China University of Geosciences, 2015, 40(11):1810-1823. http://d.old.wanfangdata.com.cn/Periodical/dqkx201511005
[63] Li J, Zhou S X, Li Y J, et al. Effect of organic matter on pore structure of mature lacustrine organic-rich shale:A case study of the Triassic Yanchang shale, Ordos Basin, China[J]. Fuel, 2016, 185:421-431. doi:  10.1016/j.fuel.2016.07.100
[64] He C, Ji L M, Su A, et al. Source-rock evaluation and depositional environment of black shales in the Triassic Yanchang Formation, southern Ordos Basin, north-central China[J]. Journal of Petroleum Science and Engineering, 2019, 173:899-911. doi:  10.1016/j.petrol.2018.10.089