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内蒙古霍各乞渣尔泰山群5件大理岩样品的δ13CV-PDB值为-2.4‰~4.3‰,平均值为1.6‰;δ18OV-PDB值为-39.0‰~-15.3‰,平均值为-20.9‰;δ18OV-SMOW值为-8.2‰~15.2‰,平均值为9.7‰。由δ13CV-PDB和δ18OV-PDB计算所得的Z值为113~128,平均值为120。宝音图群7件大理岩样品的δ13CV-PDB值为-1.1‰~5.9‰,平均值为3.2‰;δ18OV-PDB值为-18.5‰~-7.8‰,平均值为-14.5‰;δ18OV-SMOW值为12.0‰~22.7‰,平均值为16.1‰。由δ13C和δ18O相关的盐度公式Z=2.048×(δ13CV-PDB+50)+0.498×(δ18OV-PDB+50)[27]计算所得的Z值为117~135,平均值为127(表1)。
岩群 样品号 样品名称 δ13CV-PDB/‰ δ18OV-PDB/‰ δ18OV-SMOW/‰ Z值 渣尔泰山群 Z1 灰黑色碳质大理岩 4.3 -15.3 15.2 128 Z2 青灰色大理岩 2.7 -39.0 -8.2 113 Z3 青灰色大理岩 2.1 -17.7 12.9 123 Z4 青灰色大理岩 1.4 -16.2 14.3 122 Z5 青灰色大理岩 -2.4 -16.3 14.3 114 平均 1.6 -20.9 9.7 120 宝音图群 B1 灰白色大理岩 1.6 -17.7 12.9 122 B2 灰白色大理岩 2.0 -15.2 15.4 124 B3 灰白色大理岩 5.9 -7.8 22.7 135 B4 灰白色大理岩 4.2 -15.2 15.3 128 B5 灰白色大理岩 4.0 -18.5 12.0 126 B6 青灰色大理岩 5.7 -11.2 19.3 133 B7 灰色大理岩 -1.1 -15.7 14.8 117 平均 3.2 -14.5 16.1 127
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最新研究成果显示内蒙古渣尔泰山群的形成时代为中—新元古代(1 800~800 Ma)[3,45],但狼山—渣尔泰山地区不同位置所得的地层年代具有差异性。应迪先[46]报道狼山东升庙渣尔泰山群阿古鲁沟组具有1 520~1 600 Ma的沉积年龄。狼山北侧那仁宝力格、霍各乞、电视台和后布敖包4地变基性岩的成岩年龄分布在1 486~1 606 Ma之间,Sm-Nd等时线年龄为1 491 Ma[47]。彭润民等[10]报道内蒙古东升庙地区渣尔泰山群的变质火山岩具有1 805 Ma成岩年龄,指示其为中元古代的产物。彭润民等[48]报道内蒙古炭窑口渣尔泰山群(狼山群二组)中的变质火山岩具有1 824 Ma的Sm-Nd等时线年龄。彭润民等[45]报道内蒙古狼山西南段变质酸性火山岩具有约800 Ma的成岩年龄,表明其为新元古代的产物,指示中元古代裂陷槽可能在后续造山过程中再次发生裂解。公王斌等[2]研究认为渣尔泰山地区渣尔泰山群的最大沉积时限小于1.8~1.9 Ga,表明沉积于中元古代早期。
根据以上渣尔泰山群不同部位的年代学数据,内蒙古渣尔泰山群的形成年龄为1 800~800 Ma,为中—新元古代的产物,对应于燕辽裂陷槽中的长城系、蓟县系、待建系和青白口系(1.8~0.8 Ga)[36,49-54]。然而,根据同位素年代学数据可知狼山—渣尔泰山裂陷槽的裂解时间是有先后次序的,不可一概而论,狼山地区狼山南侧先发生裂解,狼山北侧后发生裂解[5],因此内蒙古霍各乞地区的渣尔泰山群大理岩C同位素特征可与燕辽裂陷槽中的蓟县系(1 600~1 400 Ma)碳酸盐岩的C同位素值作对比。
内蒙古霍各乞渣尔泰山群大理岩的δ13C值为-2.4‰~4.3‰,具有4.3‰的δ13C正高值,C同位素正漂移特征显著。然而,蓟县系由上至下分别为高于庄组、杨庄组、雾迷山组、洪水组和铁岭组,其δ13C值最大分布范围为-3.80‰~1.61‰,整体在0‰附近波动,并且较为靠近负值,仅在雾迷山组可见1.61‰的δ13C正高值(表2),与霍各乞渣尔泰山群大理岩的δ13C值相比较其正异常程度较弱,说明狼山—渣尔泰山裂陷槽与燕辽裂陷槽虽均为裂谷构造环境,但其具体的沉积环境却具有显著的差异。
地区 层位 δ13CV-PDB/‰ δ13CV-PDB/‰平均值 数据来源 河北宽城 高于庄组 -1.84~0.07 -0.67 据文献[55] 燕山地区 高于庄组 -2.76~0.07 -0.8 据文献[56] 杨庄组 -1.39~0.09 -0.93 雾迷山组 -2.12~1.56 0.23 洪水庄组 -1.7 -1.7 铁岭组 -1.72~0.98 -0.55 天津 高于庄组 -0.12~0.1 0.34 据文献[57] 杨庄组 -1.36 -1.36 雾迷山组 -0.01~1.08 -0.12 铁岭组 -0.28 -0.28 北京十三陵 杨庄组 -2.33 -2.33 据文献[58] 雾迷山组 -3.73~1.61 -0.12 天津蓟县 铁岭组 -0.5~0.7 -0.4 据文献[59] 北京门头沟区 -3.8~0.9 -0.6 北京十三陵剖面 -2.02~-0.1 -0.7 据文献[60] 天津蓟县剖面 -1.27~-0.22 -0.7 从1.8 Ga到新元古代,华北克拉通一直处于伸展构造体制控制之下,经历了多期裂谷盆地事件[36]。狼山—渣尔泰山群裂陷槽的裂解过程具有不等时性以及次序性,狼山南侧先裂解,且具有由西向东的先后次序,北部后裂解,霍各乞地区在1 486~1 606 Ma之间发生了裂解[5]。Hoffman[61]认为裂解作用会增加大陆边缘的面积,而大陆边缘是生物生存和活动最为繁盛的场所,蕴藏着大量的有机质,因此大陆裂解会使得有机碳的埋藏量增大。古生物学研究显示早在古元古代长城群底层的常州沟组(~1 800 Ma)中就发现了多细胞藻化石[62],另外孙淑芬[63]报道在阴山北麓渣尔泰山群增隆昌组和阿古鲁沟组中发现了大量微古植物化石,共计17个属42个种,由此可见渣尔泰山群沉积时期生物作用繁盛,况且裂谷构造下风化作用强烈,风化所带来的营养物质使得生物的初级生产力大大提升,这为有机质的大量埋藏提供了可能。此外,霍各乞渣尔泰山群富有机质不仅表现在大理岩出现明显的C同位素正漂移,而且地层中富含碳质,除大量出露的碳质板岩、碳质千枚岩以外,片岩类、石英岩类等岩石中均普遍含有碳质。霍各乞渣尔泰山群大理岩C同位素正异常以及普遍发育的富碳质岩石是大陆边缘裂解作用的产物。
[1] | 彭润民, 王建平, 2020: 华北克拉通北缘西段新元古代裂谷的确认与成矿[J]. 地学前缘, 27, 420-441. | Peng Runmin, Wang Jianping. Confirmation and metallogenesis of the Neoproterozoic rift in the western section of the northern margin of the North China Craton[J]. Earth Science Frontiers, 2020, 27(2): 420-441. |
[2] | 公王斌, 胡建民, 李振宏, 2016: 华北克拉通北缘裂谷渣尔泰群LA-ICP-MS碎屑锆石U-Pb测年及地质意义[J]. 岩石学报, 32, 2151-2165. | Gong Wangbin, Hu Jianmin, Li Zhenhong, et al. Detrital zircon U-Pb dating of Zhaertai Group in the north margin rift zone of North China Craton and its implications[J]. Acta Petrologica Sinica, 2016, 32(7): 2151-2165. |
[3] | 彭润民, 翟裕生, 王建平, 2015: 华北地台北缘西段构造演化与狼山新元古代裂解—成矿作用[J]. 矿物学报, 35, 537-538. | Peng Runmin, Zhai Yusheng, Wang Jianping, et al. The tectonic evolution of the western part of Taipei margin in North China and Langshan Neoproterozoic cracking-mineralization[J]. Acta Mineralogica Sinica, 2015, 35(Suppl.1): 537-538. |
[4] | 彭润民, 翟裕生, 韩雪峰, 2007: 内蒙古狼山造山带构造演化与成矿响应[J]. 岩石学报, 23, 679-688. | Peng Runmin, Zhai Yusheng, Han Xuefeng, et al. Mineralization response to the structural evolution in the Langshan orogenic belt, Inner Mongolia[J]. Acta Petrologica Sinica, 2007, 23(3): 679-688. |
[5] | 彭润民, 翟裕生, 韩雪峰, 2007: 内蒙古狼山—渣尔泰山中元古代被动陆缘裂陷槽裂解过程中的火山活动及其示踪意义[J]. 岩石学报, 23, 1007-1017. | Peng Runmin, Zhai Yusheng, Han Xuefeng, et al. Sinsedimentry volcanic activities in the cracking process of the Mesoproterozoic aulacogen of passive continental margin in Langshan-Zhaertai area, Inner Mongolia, and its indicating significance[J]. Acta Petrologica Sinica, 2007, 23(5): 1007-1017. |
[6] | 彭润民, 翟裕生, 王志刚, 2006: 内蒙古狼山—渣尔泰山矿集区海底喷流成矿特征与勘查[J]. 矿床地质, 25, 221-224. | Peng Runmin, Zhai Yusheng, Wang Zhigang, et al. Characteristics and exploration of submarine sedex deposits in the Langshan-Zhaertai ore concentration area, Inner Mongilia[J]. Minneral Deposits, 2006, 25(Suppl.1): 221-224. |
[7] | 彭润民, 翟裕生, 2004: 内蒙古狼山—渣尔泰山中元古代被动陆缘热水喷流成矿特征[J]. 地学前缘, 11, 257-268. | Peng Runmin, Zhai Yusheng. The characteristics of hydrothermal exhalative mineralization of the Langshan-Zhaertai belt, Inner Mongolia, China[J]. Earth Science Frontiers, 2004, 11(1): 257-268. |
[8] | 沈存利, 王守光, 苏新旭, 2004: 内蒙古中元古界渣尔泰山群区域成矿特征研究[J]. 地学前缘, 11, 279-286. | Shen Cunli, Wang Shouguang, Su Xinxu, et al. Regional metallogenic characteristics in Proterozoic Chaertaishan Group, Inner Mongolia[J]. Earth Science Frontiers, 2004, 11(1): 279-286. |
[9] | 彭润民, 翟裕生, 邓军, 1999: 内蒙古狼山—渣尔泰山中元古代SEDEX型矿带火山活动与成矿的关系[J]. 地质论评, 45, 1139-1150. | Peng Runmin, Zhai Yusheng, Deng Jun, et al. Relationship between mineraizing process and synsedimentary submarine volcanic activity in the Langshan-Zhaertai Mesoproterozoic SEDEX belt, Inner Mongolia[J]. Geological Review, 1999, 45(Suppl.1): 1139-1150. |
[10] | 彭润民, 翟裕生, 1997: 内蒙古东升庙矿区狼山群中变质“双峰式”火山岩夹层的确认及其意义[J]. 地球科学:中国地质大学学报, 22, 587-594. | Peng Runmin, Zhai Yusheng. The confirmation of the metamorphic double-peaking volcanic rocks in Langshan Group of the Dongshengmiao ore district, Inner Mongolia and its significance[J]. Earth Science: Journal of China University of Geosciences, 1997, 22(6): 587-594. |
[11] | 王春增, 张明华, 曾剑, 1996: 狼山群的层序划分与霍各乞矿区复式倒转向斜的厘定[J]. 大地构造与成矿学, 20, 212-219. | Wang Chunzeng, Zhang Minghua, Zeng Jian. Reestablishing stratigraphic sequence of Langshan Group and the determination of huogeqi overturned composite syncline, Inner Mongolia[J]. Geotectonica et Metallogenia, 1996, 20(3): 212-219. |
[12] | 沈存利, 张梅, 杨帅师, 2009: 华北陆块北缘西段狼山—渣尔泰山裂陷槽西延的地质依据及其意义[J]. 地质与勘探, 45, 661-668. | Shen Cunli, Zhang Mei, Yang Shuaishi. The geological evidences and significance of westard extension of Langshan-Zhaertaishan rift system, northern margin of North China Terrane[J]. Geology and Exploration, 2009, 45(6): 661-668. |
[13] | 滕飞, 滕学建, 刘洋, 2019: 内蒙古宝音图—霍各乞地区宝音图岩群的时代约束及构造属性[J]. 地球科学, 44, 161-178. | Teng Fei, Teng Xuejian, Liu Yang, et al. Geochronological constraint on the Baoyintu Group and its tectonic significance in Baoyintu-Huogeqi area, Inner Mongolia[J]. Earth Science, 2019, 44(1): 161-178. |
[14] | 陈亚平, 魏春景, 张晋瑞, 2015: 内蒙古中西部地区宝音图群石榴石斜长角闪岩的变质作用和锆石U-Pb年代学[J]. 科学通报, 60, 3636-. | Chen Yaping, Wei Chunjing, Zhang Jinrui, et al. Metamorphism and zircon U-Pb dating of garnet amphibolite in the Baoyintu Group, Inner Mongolia[J]. Chinese Science Bulletin, 2015, 60(36): 3636. |
[15] | 陈井胜, 李斌, 邢德和, 2015: 赤峰东部宝音图群斜长角闪岩锆石U-Pb年龄及地质意义[J]. 地质调查与研究, 38, 81-88. | Chen Jingsheng, Li Bin, Xing Dehe, et al. Zircon U-Pb ages and geological significance of the plagioclase amphibolite in the Baoyintu Group eastern of Chifeng[J]. Geological Survey and Research, 2015, 38(2): 81-88, 99. |
[16] | 朱洛婷,侯青叶. 内蒙维拉斯托铜多金属矿区宝音图群的岩石学、地球化学和构造背景[C]//中国矿物岩石地球化学学会第14届学术年会论文摘要专辑. 南京:中国矿物岩石地球化学学会,2013. | Zhu Luoting, Hou Qingye. Petrology, geochemistry and tectonic background of the Baoyintu Group in the Vilasto Copper Polymetallic Mine, Inner Mongolia[C]//Proceedings of the 14th annual conference of Chinese Society of Mineralogy, Petrology and Geochemistry. Nanjing: Chinese Society of Mineralogy and Petrochemistry, 2013. |
[17] | 孙立新, 任邦方, 赵凤清, 2013: 内蒙古锡林浩特地块中元古代花岗片麻岩的锆石U-Pb年龄和Hf同位素特征[J]. 地质通报, 32, 327-340. | Sun Lixin, Ren Bangfang, Zhao Fengqing, et al. Zircon U-Pb dating and Hf isotopic compositions of the Mesoporterozoic granitic gneiss in Xilinhot Block, Inner Mongolia[J]. Geological Bulletin of China, 2013, 32(2): 327-340. |
[18] | 杜理科, 葛梦春, 2010: 内蒙古锡林浩特宝音图群斜长角闪岩原岩恢复的地球化学示踪[J]. 新疆地质, 28, 200-203. | Du Like, Ge Mengchun. Geochemical tracing on protolith reconstruction of amphibolite of Baoyintu Group in Xilinhot, Inner Mongolia[J]. Xinjiang Geology, 2010, 28(2): 200-203. |
[19] | 孙立新, 赵凤清, 王惠初, 2013: 内蒙古狼山地区宝音图地块变质基底的锆石U-Pb年龄及构造意义[J]. 地质学报, 87, 197-207. | Sun Lixin, Zhao Fengqing, Wang Huichu, et al. Zircon U-Pb geochronology of metabase rocks from the Baoyintu Block in the Langshan area, Inner Mongolia, and its tectonic significance[J]. Acta Geologica Sinica, 2013, 87(2): 197-207. |
[20] | 张玉清, 2004: 内蒙古白云鄂博北部宝音图岩群变质基性火山岩的年龄、构造背景及地质意义[J]. 地质通报, 23, 177-183. | Zhang Yuqing. Ages, tectonic environment and geological significance of metabasic volcanic rocks of the Buyant Group-complex in the north of Bayan Obo, Inner Mongolia[J]. Geological Bulletin of China, 2004, 23(2): 177-183. |
[21] | 胡建中, 潘永胜, 2003: 内蒙古固阳渣尔泰山群层序地层学及其控制因素[J]. 现代地质, 17, 402-407. | Hu Jianzhong, Pan Yongsheng. Sequence stratigraphy and its controlling factors of the Zhaertaishan Group in the Guyang district of Inner Mongolia[J]. Geoscience, 2003, 17(4): 402-407. |
[22] | 徐备, 刘树文, 王长秋, 2000: 内蒙古西北部宝音图群Sm-Nd和Rb-Sr地质年代学研究[J]. 地质论评, 46, 86-90. | Xu Bei, Liu Shuwen, Wang Changqiu, et al. Sm-Nd, Rb-Sr geochronology of the Baoyintu Group in northwestern Inner Mongolia[J]. Geological Review, 2000, 46(1): 86-90. |
[23] | Xu B, Charvet J, Chen Y, 2013: Middle Paleozoic convergent orogenic belts in western Inner Mongolia (China): Framework, kinematics, geochronology and implications for tectonic evolution of the Central Asian Orogenic Belt[J]. Gondwana Research, 23, 1342-1364. | |
[24] | Wang Z Z, Han B F, Feng L X, 2016: Tectonic attribution of the Langshan area in western Inner Mongolia and implications for the Neoarchean-Paleoproterozoic evolution of the western North China Craton: Evidence from LA-ICP-MS zircon U-Pb dating of the Langshan basement[J]. Lithos, 261, 278-295. | |
[25] | 内蒙古自治区地质矿产局. 内蒙古自治区区域地质志[M]. 北京:地质出版社,1991. | Bureau of Geology and Mineral Resources of Inner Mongolia. Regional geology of Inner Mongolia[M]. Beijing: Geological Publishing House, 1991. |
[26] | 中华人民共和国地质矿产行业标准. DZ/T 0184.17—1997 碳酸盐矿物或岩石中碳、氧同位素组成的磷酸法测定 [S]. 1997. | Geology and Mineral Industry Standard of The People's Republic of China. DZ/T 0184.17-1997 Determination of carbon and oxygen isotopes in carbonate minerals or rocks by phosphoric acid method [S]. 1997. |
[27] | Keith M L, Weber J N, 1964: Carbon and oxygen isotopic composition of selected limestones and fossils[J]. Geochimica et Cosmochimica Acta, 28, 1787-1816. | |
[28] | 郑永飞, 傅斌, 龚冰, 2000: 大别造山带超高压变质岩稳定同位素地球化学[J]. 安徽地质, 10, 161-165. | Zheng Yongfei, Fu Bin, Gong Bing. Stable isotope geochemistry of ultrahigh pressure metamorphic rocks[J]. Geology of Anhui, 2000, 10(3): 161-165. |
[29] | 陈威宇, 陈衍景, 2018: 大氧化事件在山西滹沱群中的记录:碳酸盐岩碳同位素资料分析[J]. 岩石学报, 34, 3709-3720. | Chen Weiyu, Chen Yanjing. Records of the great oxidation event in the Hutuo Group, Shanxi, China: A reassessment of the δ 13Cdata [J]. Acta Petrologica Sinica, 2018, 34(12): 3709-3720. |
[30] | 徐世林, 杨瑞东, 2016: 黔东南新元古代下江群甲路组大理岩的碳氧同位素组成及其意义[J]. 贵州地质, 33, 91-95. | Xu Shilin, Yang Ruidong. Carbon and oxygen isotopic composition and its significance of Jialu Fm. marble, Neoproterozoic Xiajiang Gr. in southeast Guizhou, China[J]. Guizhou Geology, 2016, 33(2): 91-95, 107. |
[31] | 朴贤旭, 翟明国, 杨正赫, 2016: 朝鲜平南盆地祥原超群的沉积时代与拉伸纪早期碳同位素负漂移[J]. 岩石学报, 32, 2181-2195. | Park H U, Zhai Mingguo, Yang J H, et al. Deposition age of the Sangwon Supergroup in the Pyongnam Basin (Korea) and the Early Tonian negative carbon isotope interval[J]. Acta Petrologica Sinica, 2016, 32(7): 2181-2195. |
[32] | 徐备, 郑海飞, 姚海涛, 2002: 塔里木板块震旦系碳同位素组成及其意义[J]. 科学通报, 47, 1740-1744. | Xu Bei, Zheng Haifei, Yao Haitao, et al. C-isotope composition and significance of the Sinian on the Tarim Plate[J]. Chinese Science Bulletin, 2002, 47(22): 1740-1744. |
[33] | 冯伟民, 郑永飞, 周建波, 2003: 大别—苏鲁造山带大理岩碳氧同位素地球化学研究[J]. 岩石学报, 19, 468-478. | Feng Weimin, Zheng Yongfei, Zhou Jianbo. Carbon and oxygen isotope geochemistry of marbles from the Dabie-Sulu orogenic belt[J]. Acta Petrologica Sinica, 2003, 19(3): 468-478. |
[34] | Hoefs J. Stable isotope geochemistry[M]. Berlin, Heidelberg, New York: Springer-Verlag, 1987: 1-241. | |
[35] | 代堰锫, 朱玉娣, 张惠华, 2017: 川西江浪穹窿二叠纪大理岩微量元素与碳、氧同位素组成:对古沉积环境的指示[J]. 地球化学, 46, 231-239. | Dai Yanpei, Zhu Yudi, Zhang Huihua, et al. Trace element and C-O isotopic constraints on the ancient depositional environment of Permian marble in the Jianglang dome, western Sichuan province[J]. Geochimica, 2017, 46(3): 231-239. |
[36] | 翟明国, 胡波, 彭澎, 2014: 华北中—新元古代的岩浆作用与多期裂谷事件[J]. 地学前缘, 21, 100-119. | Zhai Mingguo, Hu Bo, Peng Peng, et al. Meso-Neoproterozoic magmatic events and multi-stage rifting in the NCC[J]. Earth Science Frontiers, 2014, 21(1): 100-119. |
[37] | 刘玉堂, 金岩, 徐九华, 2005: 内蒙古狼山后山地区海相火山岩特征及找矿前景[J]. 地质与勘探, 41, 38-44. | Liu Yutang, Jin Yan, Xu Jiuhua. Characteristics of oceanic volcanic rocks in Houshan area of Langshan Mountains, Inner Mongolia[J]. Geology and Prospecting, 2005, 41(3): 38-44. |
[38] | 郑永飞, 傅斌, 龚冰, 1997: 大别山与榴辉岩共生大理岩的碳同位素异常[J]. 科学通报, 42, 2316-2320. | Zheng Yongfei, Fu Bin, Gong Bing, et al. Carbon isotope anomaly in marbles associated with eclogites from the Dabie Mountains [J]. Chinese Science Bulletin, 1997, 42(21): 2316-2320. |
[39] | 储雪蕾, 1996: 地幔的碳同位素[J]. 地球科学进展, 11, 446-452. | Chu Xuelei. Carbon isotopes in mantle[J]. Advance in Earth Sciences, 1996, 11(5): 446-452. |
[40] | Schobben M, Ullmann C V, Leda L, 2016: Discerning primary versus diagenetic signals in carbonate carbon and oxygen isotope records: An example from the Permian-Triassic boundary of Iran[J]. Chemical Geology, 422, 94-107. | |
[41] | Kaufman A J, Knoll A H, 1995: Neoproterozoic variations in the C-isotopic composition of seawater: Stratigraphic and biogeochemical implications[J]. Precambrian Research, 73, 27-49. | |
[42] | Derry L A, Brasier M D, Corfield R M, 1994: Sr and C isotopes in Lower Cambrian carbonates from the Siberian craton: A paleoenvironmental record during the ‘Cambrian explosion’[J]. Earth and Planetary Science Letters, 128, 671-681. | |
[43] | Veizer J, Demovic R, 1974: Strontium as a tool in facies analysis[J]. Journal of Sedimentary Research, 44, 93-115. | |
[44] | 刘家军, 何明勤, 李志明, 2004: 云南白秧坪银铜多金属矿集区碳氧同位素组成及其意义[J]. 矿床地质, 23, 1-10. | Liu Jiajun, He Mingqin, Li Zhiming, et al. Oxygen and carbon isotopic geochemistry of baiyangping silver-copper polymetallic ore concentration area in Lanping Basin of Yunnan province and its significance[J]. Mineral Deposits, 2004, 23(1): 1-10. |
[45] | 彭润民, 翟裕生, 王建平, 2010: 内蒙狼山新元古代酸性火山岩的发现及其地质意义[J]. 科学通报, 55, 2611-2620. | Peng Runmin, Zhai Yusheng, Wang Jianping, et al. Discovery of Neoproterozoic acid volcanic rock in the south-western section of Langshan, Inner Mongolia[J]. Chinese Science Bulletin, 2010, 55(26): 2611-2620. |
[46] | 应迪先, 1985: 从同位素地质年龄讨论内蒙古中部白云鄂博群及渣尔泰群地层的时代[J]. 中国区域地质, 14, 125-135. | Ying Dixian. The ages of the Bayan Obo and Chaertai Groups in central Nei Monggol discussed in the light of isotope geochronology[J]. Regional Geology of China, 1985, 14(4): 125-135. |
[47] | 杨海明, 苏尚国, 1992: 内蒙古狼山北侧中元古代变基性岩特征及其成矿意义[J]. 矿床地质, 11, 142-153. | Yang Haiming, Su Shangguo. Characteristics and metallogenic significance of Middle Proterozoic metavolcanites on the northern side of Langshan Mountain, Inner Mongolia[J]. Mineral Deposits, 1992, 11(2): 142-153. |
[48] | 彭润民, 1998: 内蒙古狼山炭窑口一带钾质细碧岩的发现[J]. 科学通报, 43, 212-216. | Peng Runmin. Discovery of potassic spilite (or poenite) in Langshan Group of Tanyaokou district, Inner Mongolia, China[J]. Chinese Science Bulletin, 1998, 43(2): 212-216. |
[49] | 刘超辉, 刘福来, 2015: 华北克拉通中元古代裂解事件:以渣尔泰—白云鄂博—化德裂谷带岩浆与沉积作用研究为例[J]. 岩石学报, 31, 3107-3128. | Liu Chaohui, Liu Fulai. The Mesoproterozoic rifting in the North China Craton: A case study for magmatism and sedimentation of the Zhaertai-Bayan Obo-Huade rift zone[J]. Acta Petrologica Sinica, 2015, 31(10): 3107-3128. |
[50] | 陆松年, 李惠民, 1991: 蓟县长城系大红峪组火山岩的单颗粒锆石U-Pb法准确定年[J]. 地球学报, 12, 137-146. | Lu Songnian, Li Huimin. A precise U-Pb single zircon age determination for the volcanics of Dahongyu Formation Changcheng system in Jixian[J]. Acta Geoscientica Sinica, 1991, 12(1): 137-146. |
[51] | 陆松年, 1998: 关于中国元古宙地质年代划分几个问题的讨论[J]. 前寒武纪研究进展, 21, 1-9. | Lu Songnian. A review on subdivision of Proterozoic EON in China[J]. Progress in Precambrian Research, 1998, 21(4): 1-9. |
[52] | 李明荣, 王松山, 裘冀, 1996: 京津地区铁岭组、景儿峪组海绿石4039[J]. 岩石学报, 12, 416-423. | Li Mingrong, Wang Songshan, Qiu Ji. The ages of glauconites from Tieling and Jingeryu Formations, Beijing-Tianjin area[J]. Acta Petrologica Sinica, 1996, 12(3): 416-423. |
[53] | 李怀坤, 李惠民, 陆松年, 1995: 长城系团山子组火山岩颗粒锆石U-Pb年龄及其地质意义[J]. 地球化学, 24, 43-48. | Li Huaikun, Li Huimin, Lu Songnian. Grain zircon U-Pb ages for volcanic rocks from Tuanshanzi Formation of Changcheng System and their geological implications[J]. Geochimica, 1995, 24(1): 43-48. |
[54] | 王松山, 桑海清, 裘冀, 1995: 蓟县剖面杨庄组和雾迷山组形成年龄的研究[J]. 地质科学, 30, 166-173. | Wang Songshan, Sang Haiqing, Qiu Ji, et al. The forming ages of Yangzhuang and Wumishan Formations in Jixian section, northern China[J]. Scientia Geologica Sinica, 1995, 30(2): 166-173. |
[55] | 罗顺社, 汪凯明, 2010: 河北宽城地区中元古代高于庄组碳酸盐岩碳氧同位素特征[J]. 地质学报, 84, 492-499. | Luo Shunshe, Wang Kaiming. Carbon and oxygen isotope composition of carbonatic rock from the Mesoproterozoic Gaoyuzhuang Formation in the Kuancheng area, Hebei province[J]. Acta Geologica Sinica, 2010, 84(4): 492-499. |
[56] | 旷红伟, 李家华, 彭楠, 2009: 燕山地区1.6~1.0Ga时期碳酸盐岩碳、氧同位素组成、演化及其地质意义[J]. 地学前缘, 16, 118-133. | Kuang Hongwei, Li Jiahua, Peng Nan, et al. The C and O isotopic compositions and their evolution recorded in the carbonate interval of the Yanshan area from 1.6 to 1.0 Ga, and their geological implications[J]. Earth Science Frontiers, 2009, 16(5): 118-133. |
[57] | 赵震, 1995: 从氧、碳同位素组成看蓟县元古宙碳酸盐岩特征[J]. 沉积学报, 13, 46-53. | Zhao Zhen. Characteristics of Proterozoic carbonate rocks in Jixian by means of the oxygen and carbon isotope composition[J]. Acta Sedimentologica Sinica, 1995, 13(3): 46-53. |
[58] | 李任伟, 陈锦石, 张淑坤, 1999: 中元古代雾迷山组碳酸盐岩碳和氧同位素组成及海平面变化[J]. 科学通报, 44, 1697-1702. | Li Renwei, Chen Jinshi, Zhang Shukun. Carbon and oxygen isotopic compositions and sea level changes of carbonate rocks in the Mesoproterozoic Wumishan Formation[J]. Chinese Science Bulletin, 1999, 44(16): 1697-1702. |
[59] | 王可法, 陈锦石, 1993: 燕山地区铁岭组稳定同位素组成特征及其地质意义[J]. 地球化学, , 10-17. | Wang Kefa, Chen Jinshi. Constaints on the stable isotopic composition of sedimentary carbonates from the Tieling Formation in the Yanshan region[J]. Geochimca, 1993(1): 10-17. |
[60] | 钟华, 陈锦石, 1992: 距今14亿年低生物量的碳同位素证据[J]. 地质科学, , 160-168. | Zhong Hua, Chen Jinshi. Carbon isotope evidence for lower biomass about 1400 Ma ago[J]. Scientia Geologica Sinica, 1992(2): 160-168. |
[61] | Hoffman P F, 1999: The break-up of Rodinia, birth of Gondwana, true polar wander and the snowball Earth[J]. Journal of African Earth Sciences, 28, 17-33. | |
[62] | 朱士兴, 孙淑芬, 黄学光, 1999: 燕山常州沟组(约1800Ma)碳质压型化石及其多细胞组织的发现[J]. 科学通报, 44, 1552-1556. | Zhu Shixing, Sun Shufen, Huang Xueguang, et al. Carbonaceous compacted fossils from the Changzhougou Formation (about 1800 Ma), Yanshan, and its discovery of multicellular tissue[J]. Chinese Science Bulletin, 1999, 44(14): 1552-1556. |
[63] | 孙淑芬. 内蒙古渣尔泰山群微古植物化石[C]//中国地质科学院天津地质矿产研究所文集. 北京:地质出版社,1995. | Sun Shufen. Micropalaeoflora of the Zhaertaishan Group in Inner Mongolia[C]//Collected works of Tianjin institute of geology and mineral resources, Chinese Academy of Geological Sciences. Beijing: Geological Publishing House, 1995. |
[64] | 孙立新, 张云, 胡晓佳, 2018: 内蒙狼山北部古元古代变质花岗岩地球化学特征、锆石U-Pb年代学:哥伦比亚超大陆裂解事件的岩浆记录[J]. 岩石学报, 34, 3116-3136. | Sun Lixin, Zhang Yun, Hu Xiaojia, et al. Geochemical characteristics and zircon U-Pb geochronology of Paleoproterozoic metamorphic granites from northern Langshan, Inner Mongolia: Magmatic response to the breakup of Columbia supercontinent[J]. Acta Petrologica Sinica, 2018, 34(10): 3116-3136. |
[65] | 张玉清, 苏宏伟, 2002: 内蒙古宝音图岩群变质基性火山岩锆石U-Pb年龄及意义[J]. 前寒武纪研究进展, 25, 199-204. | Zhang Yuqing, Su Hongwei. U-Pb single zircon ages of metamorphic basic volcanic rocks of Baoyintu rock group in Inner Mongolia[J]. Progress in Precambrian Research, 2002, 25(3/4): 199-204, 213. |
[66] | 储雪蕾, 张同钢, 张启锐, 2003: 蓟县元古界碳酸盐岩的碳同位素变化[J]. 中国科学(D辑):地球科学, 33, 951-959. | Chu Xuelei, Zhang Tonggang, Zhang Qirui, et al. Carbon isotopic variations of Proterozoic carbonates in Jixian, Tianjin, China[J]. Science China (Seri. D): Earth Sciences, 2003, 33(10): 951-959. |
[67] | Bartley J K, Semikhatov M A, Kaufman A J, 2001: Global events across the Mesoproterozoic boundary: C and Sr isotopic evidence from Siberia[J]. Precambrian Research, 111, 165-202. | |
[68] | Kah L C, Lyons T W, Chesley J T, 2001: Geochemistry of a 1.2 Ga carbonate-evaporite succession, northern Baffin and Bylot Islands: Implications for Mesoproterozoic marine evolution[J]. Precambrian Research, 111, 203-234. | |
[69] | Kah L C, Sherman A G, Narbonne G M, 1999: δ13[J]. Canadian Journal of Earth Sciences, 36, 313-332. | |
[70] | Knoll A H, Kaufman A J, Semikhatov M A, 1995: The carbon-isotopic composition of Proterozoic carbonates: Riphean successions from northwestern Siberia (Anabar Massif, Turukhansk Uplift)[J]. American Journal of Science, 295, 823-850. |