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GEOCHEMICAL CHARACTERISTICS OF STABLE ISOTOPES FROM HYDROTHERMAL CHIMNEYS IN THE MARIANA TROUGH, WEST PACIFIC OCEAN
作者姓名:吴世迎  张道建  王揆洋  陈成业  白黎明
作者单位:WU Shi ying,ZHANG Dao jian,WANG Kui yang CHEN Cheng ye ,BAI Li ming (First Institute of Oceanography,SOA,Qingdao 266003,China) (  Department of Geology,Beijing University,Beijing 100871,China)
基金项目:Project498760 1 6supportedbyNSFC
摘    要:INTRODUCTIONResearchesonsea floorhydrothermalactivitiesandhydrothermalsulfidesyieldedthenewestknowledgeaboutmodernmarinegeologicalevolutionandmineralizationpatterns.Sincethe 1 980s,scientistshavebeenapplyingtheoxygenisotopemethodtorecoverthenotdirectlyde…

收稿时间:6 March 1999
修稿时间:10 February 2000

Geochemical characteristics of stable isotopes from hydrothermal chimneys in the Mariana Trough, West Pacific Ocean
Wu Shi-ying,Zhang Dao-jian,Wang Kui-yang,Chen Cheng-ye,Bai Li-ming.GEOCHEMICAL CHARACTERISTICS OF STABLE ISOTOPES FROM HYDROTHERMAL CHIMNEYS IN THE MARIANA TROUGH, WEST PACIFIC OCEAN[J].Chinese Journal of Oceanology and Limnology,2000,18(4):378-384.
Authors:Wu Shi-ying  Zhang Dao-jian  Wang Kui-yang  Chen Cheng-ye  Bai Li-ming
Institution:(1) SOA, First Institute of Oceanography, 266003 Qingdao, China;(2) Department of Geology, Beijing University, 100871 Beijing, China
Abstract:The determination of the stable isotopes, δD, δ18 and δ30, values from hydrothermal chimneys in the Mariana Trough, the West Pacific, indicated that the pure siliceous chimneys with gentle data variation were formed in low temperature environment. It reflects that the sea-floor hydrothermal activity of the Mariana Trough is primarily low-to-medium temperature hydrothermal eruption, and those chimneys with strong data variation and containing pyrite were formed in higher temperature environment. Project 49876016 supported by NSFC.
Keywords:Mariana Trough  stable isotope  geochemistry  hydrothermal chimney  genetic ty
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