早泥盆世

  • 网络Early Devonian;Lochkovian-Emsian
早泥盆世早泥盆世
  1. 四川龙门山区早泥盆世Emsian期群落古环境分析

    Palaeoenvironments of eight benthic communities in emsian stage of Lower Devonian from Mt. longmen , Sichuan Province

  2. 同样的状况可能影响了Ekhingol群系与未分化早泥盆世岩石。

    The same events might have affected the rocks of the Ekhingol formation and the undifferentiated Lower Devonian .

  3. 新疆北塔山晚志留&早泥盆世苔藓虫

    Late Silurian - Early Devonian bryozoans from Baytik mountain of Xinjiang

  4. 西准噶尔晚志留世、早泥盆世孢子和疑源类

    Late silurian - Early Devonian spores and acritarchs from west Junggar

  5. 云南曲靖晚志留世和早泥盆世介形类

    Late Silurian and Early Devonian Ostracodes from the Qujing area , Yunnan

  6. 滇西南早泥盆世地层研究新进展

    Advance in the Research of the Early Devonian Strata in Southwestern Yunnan , China

  7. 早泥盆世始叶蕨(新属)及叶子起源的讨论

    A New Lower Devonian genus from yunnan , with notes on the origin of leaf

  8. 新疆东准噶尔早泥盆世早期花岗岩的确定及其地质意义

    Determination of the Early Devonian granite in East Junggar , Xinjiang , China and its geological implications

  9. 西南地区早泥盆世地层的一个标准剖面及其植物组合的划分与对比

    A type-section of Lower Devonian strata in Southwest China with brief notes on the succession and correlation of its plant assemblages

  10. 该区在早泥盆世末期就开始了拉张盆地的演化,拉张盆地的热沉降导致了成矿物质的早期富集和矿化。

    It is proved in ds artcle that the mineralization had preformed since the evaluation of sedimentary basin of this region in late E.

  11. 阿尔泰山南缘晚古生代火山岩十分发育,从早泥盆世到早二叠世均有发育。

    The Late Paleozoic volcanic rocks ( from Early Devonian to Early Permian ) were widely distributed in the south margin of the Altai Mountains .

  12. 早泥盆世-早石炭世期间,准噶尔和天山地区由于准噶尔洋(北天山洋)的俯冲,广泛发育大量岛弧岩浆,这些岩浆底侵于中下地壳,造成了重要的地壳生长。

    The underplating of the Late Devonian-Late Carboniferous island arc magma relate to subduction of Junggar Ocean ( North Tianshan Ocean ) contribute to the crust growth .

  13. 晚志留世-早泥盆世期间沿大陆边缘局部撕裂形成一系列拉张断陷盆地,同时引发的火山喷发作用和岩浆侵入作用是成矿作用发生的直接诱因。

    Because of the subduction , a series of stretched and fault-through basins formed in late Silurian to early Devonian , volcanic emission and magmatic intrusion directly urged metallogenesis .

  14. 同时在辉长岩中获得单颗粒锆石UPb年龄为362.4Ma,时代为早泥盆世晚期。

    The age of single grain zircon U-Pb of the gabbro is 362.4 Ma ( early Devonian ) . The new rock association formed on the mid-ocean ridge of Devonian Period .

  15. 研究区可划分出四种沉积体系,即台地体系、台坡体系、陆棚体系、台盆体系,其中陆棚体系主要发育于早泥盆世至中泥盆世早期;

    The studied region may be divided into platform system , slope system , shelf system and basin system . The shelf system was developed in the Early Devonian to early Middle Devonian .

  16. 自早泥盆世开始,沿钦洲&防城一线自南向北开始形成板内张裂盆地,中晚泥盆世海侵作用逐渐达到桂北。

    Since Devonian epoch began , the extensive basins in the plate had come to form along the line Qinzhou-Fangcheng from south to north , and the transgression had gradually reached the northern Guangxi in middle-late devonian epoch .

  17. 综合研究得出黑山蛇绿岩形成于南华奥陶纪,构造就位于志留纪早中泥盆世。

    Comprehensive researches have concluded that the Heishan ophiolite was formed in Nanhua Ordovician period and its structural location in Silurian period early Middle Devonian epoch .

  18. 就目前研究状态而言,确定了早中泥盆世地层在东昆仑西段地区由西往东延伸的位置。

    By the researching currently , the range of the Early-Middle Devonian strata ranging from west to east in west-middle section of East Kunlun Mt. is certained .

  19. 桂东北早、中泥盆世地层新认识

    A new advance on study of Lower-Middle Devonian in Northeast Guangxi

  20. 黔南地区早、中泥盆世沉积演化的动力机制东海陆架盆地第三系沉积构造动力背景分析

    TERTIARY BASIN setting analysis and sedimentary dynamics of the East China

  21. 广西早、中泥盆世双壳类动物群、生活习性及其沉积环境

    The Early-Middle Devonian bivalve faunas , life-habits and depositional environments of Guangxi

  22. 广西隆林和南丹地区早、中泥盆世双壳类

    Early and Middle Devonian bivalves from Nandan and Longlin districts of Guangxi

  23. 中国大陆早古生代(中寒武世&早泥盆世)构造期以发生一系列各具特征、分布局限、准同时的构造事件为特征。

    The Middle Cambrian Early Devonian ( 513-397 Ma ) tectonic stage was characterized by a series of tectonic events with different features , which are completely different from the Caledonian event that occurred in the Appalachian orogen and in Scotland .