OIB

作品数:71被引量:847H指数:17
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相关领域:天文地球更多>>
相关作者:张旗焦守涛陈万峰潘振杰王金荣更多>>
相关机构:中国科学院中国地质大学(北京)北京大学长安大学更多>>
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Plume-lithosphere interaction in the Comei Large Igneous Province: Evidence from two types of mafic dykes in Gyangze, south Tibet, China被引量:1
《China Geology》2024年第1期80-90,共11页Ya-ying Wang Ling-sen Zeng Li-e Gao Li-long Yan Ling-hao Zhao Jia-hao Gao Ying-long Di Guang-xu Li Yi-hong Tian 
supported by National Science Foundation of China(42102059 and 92055202);the China Geological Survey(DD20221817 and DD20190057);the basic scientific research funding in CAGS(J2204);the Second Tibetan Plateau Scientific Expedition and Research(2019QZKK0702).
Two suites of mafic dykes,T1193-A and T1194-A,outcrop in Gyangze area,southeast Tibet.They are in the area of Comei LIP and have indistinguishable field occurrences with two other dykes in Gyangze,T0902 dyke with 137....
关键词:OIB type diabase Comei Large Igneous Province Weakly enriched diabase Plume-lithosphere interaction Nb-Ta-Ti negative anomaly Kerguelen plume Geological survey engineering Tibet Plateau 
Devonian-Carboniferous Pillow OIB-Type Basalts in the Youjiang Basin,SW China:Implications for the Eastern Extension of the Paleo-Tethys Branch Ocean被引量:1
《Journal of Earth Science》2023年第3期690-705,共16页Jie Yang Yuansheng Du Hu Huang Jianghai Yang Hongwei Huang Zhiqiang Huang 
supported by the National Natural Science Foundation of China(No.41672106);China Postdoctoral Science Foundation(No.2020M672087)。
Late Paleozoic pillow basalts are well preserved in the Youjiang Basin of SW China.In this study,we conducted geochemical and Sr-Nd isotopic study on the Late Devonian and Late Carboniferous basalts in Napo area,Youji...
关键词:BASALTS Late Paleozoic Paleo-Tethys ocean Youjiang Basin geochemistry 
Contribution to the Petrographic and Geochemical Study of the Karthala Massif Lavas in the Bangaani Area, Grande Comore, Indian Ocean
《Open Journal of Geology》2023年第5期312-336,共25页Samba Cissokho Adinane Ahamada Abdoulaye Ndiaye Diomaye Yatte Papa Malick Ngom 
The Bangaani area is located in the northwestern part of the Karthala Massif on the island of Grande Comore, about 10 km from the capital Moroni. It is essentially constituted of basalt plateaus outcropping in the for...
关键词:Bangaani Karthala Comore Alkaline Basalts OIB 
西藏唐加地区石炭纪洋岛型岩石组合及其构造意义被引量:5
《地球科学》2022年第8期2968-2984,共17页段梦龙 解超明 王斌 宋宇航 郝宇杰 
国家自然科学基金项目(No.42172226);中国地质调查局项目(No.DD20160015);自然资源部东北亚矿产资源评价重点实验室自主课题基金(No.DBY-ZZ-18-06)。
西藏松多(超)高压变质带对认识古特提斯洋的演化具有十分重要的作用,然而目前关于该带代表的洋盆早期演化记录发现较少,制约了对松多古特提斯洋盆演化的理解.对唐加地区的洋岛型岩石组合进行了野外地质特征、岩浆岩全岩地球化学和锆石U...
关键词:青藏高原 唐加 古特提斯洋 洋岛型岩石组合 OIB 构造地质 
Magmatism of the Beka Volcanic Massifs (Cameroon Volcanic Line, West-Central Africa): New Petrographical and Mineralogical Data
《Journal of Geoscience and Environment Protection》2022年第7期198-228,共31页Jacques Dili-Rake Sahabo Aboubakar Abdoulaye Joseph Legrand Tchop Merlin Isidore Teitchou Christian Mana Bouba Oumarou Faarouk Nkouandou Daouda Dawaï Eddy Ferdinand Mbossi 
The Beka volcanic massifs are located northeast of Ngaoundere region, within the Adamawa plateau. It consists mainly of basanites, trachytes and phonolites. The petrographic study shows that all the basanite lavas hav...
关键词:Cameroon Volcanic Line Adamawa Plateau Beka Volcanic Massif Fractional Crystallization OIB-Type Mantle 
Tracing crustal contamination of the Cenozoic basalts with OIB-affinity in northern marginal region of North China Craton:An Os perspective被引量:1
《China Geology》2021年第4期593-599,共7页Zhuang Li Bin Chen 
This work was supported financially by Beijing Natural Science Foundation(8194073);the Science Foundation of China University of Petroleum,Beijing(2462017YJRC032 and 2462021YXZZ004);the Science Foundation of State Key Laboratory of Petroleum Resources and Prospecting,China University of Petroleum,Beijing(PRP/indep-4-1702);the National Natural Science Foundation of China(41872057 and 42002238).
The Cenozoic basalts with OIB-affinity in northern marginal region of the North China Craton are thought to experience minor even no crustal contamination during the magma evolution.The whole-rock Sr-Nd-Pb-Hf isotopes...
关键词:Crustal contamination OIB-like basalt Os isotope Os concentration Geological survey engineering Inner Mongolia North China Craton China 
Geochemistry of subducted metabasites exhumed from the Mariana forearc:Implications for Pacific seamount subduction被引量:1
《Geoscience Frontiers》2021年第3期358-369,共12页Jianghong Deng Lipeng Zhang He Liu Haiyang Liu Renqiang Liao Abdul Shakoor Mastoi Xiaoyong Yang Weidong Sun 
financially supported by the Strategic Priority Research Program of the Chinese Academy of Sciences(XDA22050103,XDB42020303,XDB18020102);the National Natural Science Foundation of China(Grant No.41803002);China Postdoctoral Science Foundation(No.2018 M642708);the Qingdao National Laboratory for Marine Science and Technology(2017ASKJ02);the Taishan Scholar Foundation of Shandong Province(ts201712075)。
Seamounts on the drifting oceanic crust are inevitably carried by plate motions and eventually accreted or subducted.However,the geochemical signatures of the subducted seamounts and the significance of seamount subdu...
关键词:IODP 366 Mariana convergent margin FOREARC Seamount subduction OIB 
Reaction between basaltic melt and orthopyroxene at 3.0–4.5 GPa:Implications for the evolution of ocean island basalts in the mantle被引量:1
《Geoscience Frontiers》2021年第2期907-919,共13页Chunjuan Zang Mingliang Wang Hongfeng Tang Hanqi He 
Natural Science Foundations of China(Grant Nos.41502057 and 41472065);Foundations of Suzhou University(Nos.2019ZD46,2015jb01 and 2015jb07).
Interactions between basaltic melt and orthopyroxenite(Opx)were investigated to gain a better understanding of the consequences of the residence and transport of ocean island basalts(OIBs)within the mantle.The experim...
关键词:Ocean island basalt(OIB) Melt-pyroxenite reaction Mineral-melt distribution coefficients Trace elements Experimental petrology 
论OIB-3阻抗电桥在测量天线阻抗中的使用
《数字传媒研究》2020年第11期60-63,共4页尹欣平 
短波调幅发射机的高频传输线和音频传输线在发射机播出时必须保证阻抗相匹配,来保证获得最大输出功率以完成信号的传输。这就需要保证匹配传输过程中负载阻抗和信号源内阻抗之间的特定配合关系,使负载阻抗与激励源内阻抗互相适配,得到...
关键词:阻抗电桥 加功率 表头指针 最小位置 
赣北晚中生代岭上超镁铁岩的岩石成因:年代学与地球化学制约被引量:3
《中国地质》2020年第4期1092-1108,共17页朱清波 靳国栋 赵希林 张传林 舒徐洁 洪文涛 
中国地质调查局项目“武夷山松溪—庆元地区区域地质调查”(DD20190045)资助。
华南内陆在晚中生代发生了广泛的岩石圈伸展减薄事件,赣北新余地区的岭上超镁铁岩体形成于(120.8±1.4)Ma的早白垩世晚期,其作为钦杭结合带东段早白垩世幔源岩浆活动的记录,是研究华南中部晚中生代地幔属性及地球深部动力学过程的良好...
关键词:超镁铁岩 晚中生代 岩石圈伸展减薄 OIB 地质调查工程 江西 
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