| 纸房地区早奥陶世海相火山岩岩石化学特征 |
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| 引用本文： | 丁天府,唐智.纸房地区早奥陶世海相火山岩岩石化学特征[J].新疆地质,1999(4). |
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| 作者姓名： | 丁天府 唐智 |
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| 作者单位： | 新疆地质矿产勘查开发局第一区域地质调查大队!新疆乌鲁木齐830011 |
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| 摘 要： | 纸房地区具有早奥陶世海相火山岩存在。火山岩层中以溢流相的中基性火山岩为主 ,局部地段比较发育以酸性岩类为主的次火山岩 ,中基性火山岩的岩石化学类型属于拉斑玄武岩钠质类型。岩石化学特征表明火山岩形成于洋岛构造环境
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| 关 键 词： | 纸房 火山岩 岩石化学 构造环境 |
PETROCHEMICAL CHARACTERISTICS OF MARINE VOLCANIC ROCKS OF EARLY ORDOVICIAN IN ZHIFANG REGION |
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| DING Tian fu,TANG Zhi.PETROCHEMICAL CHARACTERISTICS OF MARINE VOLCANIC ROCKS OF EARLY ORDOVICIAN IN ZHIFANG REGION[J].Xinjiang Geology,1999(4). |
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| Authors: | DING Tian fu TANG Zhi |
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| Abstract: | Marine volcanics of Early Ordovician was found in Zhifang region.Intermediate basic volcanics of overflow facies mainly occurs in volcanic strata,acid rocks dominated sub volcanic rocks is locally developed.Its petrochemical characteristics show that the volcanics was formed in oceanic island tectonic environment. |
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| Keywords: | Zhifang volcanics petrochemical tectonic environment |
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