- 拼写相近单词
- batholith
- batholithic
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Large granitic batholiths are typically found in tectonic regions undergoing mountain building and metamorphism.
大型花岗岩batholiths通常发现,在构造地区经历着山区的建设和变质。
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This thesis studies each structural layer's feature:(1) structural layer of basement:it is a Paleozoic folded basement,whose tectonic deformation and magma intrusion is fiercely,and it is affected by the early Hercynian tectonic movement and related to the underthrust and closure (C1) of Zhungaer ocean basin and the areal pressing of continents (C2-3);(2) structural layer of Permian:due to the regional extending and fault depression role in mid-Hercynian,it occurred to the combinations of structure and magma in Santanghu basin and it's periphery area,such as A-granite's stock,batholiths and diabase's dike.
二叠系构造层:受中海西区域性伸展断陷作用的影响,盆地及其周缘地区发育与伸展构造有关的构造-岩浆组合,如呈岩株、岩基状侵位的A型花岗岩以及呈岩墙状侵位的辉绿岩等。
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E. , the middle Devonian sedimentary event, which sedimented a suite of epicontinental -coasta1 paraf1ysch formation (the litholcgy was consisted of low fractoin feldspare sandstone and siltstone, and a layer of argilliferous limestone); secondly, the late Variscan magmatic-tectonic event , three biotite diorite batholiths ( previous K-Ar model isotope age was about 220~260Ma and our two -stage common lead isotope age was 260+ 70Ma) and a large number of fracture-controlled quartz diorite veins intrude, and a series of NS distributed tightly complex folds and fractures were developed; thirdly, the late Paleozoic very 1ow grade metamorphism- deformation event, the chlorite-illite crystallinity indices (Δ°2θ) XRD measurements were about 0.25~0.29, which was correlated to the lower part of the anchimetamorphism, and the extremely dense schists were developed throughout the district outcrops
相当于近变质带的下部,并形成切穿矿区几乎所有主要地质体的窃集片理,这与有限相系浅变质碎屑岩的基本宏观地质特征相吻合
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Yinmawanshan batholith is one of the Mesozoic granitic batholiths, and has large area (about 1120km2) and various lithologic characters.
该岩体是辽东半岛南部众多中生代花岗岩体中的一个,它出露面积大(约1120km2),岩性多样,具有代表性。
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In western North America, for example, granitic batholiths include the Sierra Nevada Batholith, the Idaho Batholith, and the British Columbia Batholith.
在北美西部,例如,花岗batholiths包括内华达山脉岩基,爱达荷州基,以及不列颠哥伦比亚省基。
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sheeting:页状剥离
压力释放亦被称为剥离作用或页状剥离(sheeting);以上作用引起岩基(batholiths)及花岗岩穹丘(granitedomes),其现象可以在达特穆(Dartmoor)找到. 水力作用(Hydraulicaction)发生在当水经由巨大的浪冲入岩石表面的裂痕时.