| 贺兰山北段葫鲁斯太煤矿区山西组中、下部沉积相与沉积模式 |
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| 引用本文：钟蓉,陈钟惠,傅泽明,杨年厚.1981.贺兰山北段葫鲁斯太煤矿区山西组中、下部沉积相与沉积模式[J].地球学报,3(1):31-45. |
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| 中文摘要:<正> 葫鲁斯太矿区其大地构造位置处于祁、吕、贺山字型脊柱之北段。矿区内自中石炭世到晚二叠世的晚古生代地层发育齐全,出露良好。本溪群不整合于寒武系之上,其上地层均为连续沉积。全区基本上为一缓倾斜的单斜构造,走向北西20—30度,倾向南西,倾角20—30度,属葫鲁斯大大向斜之东翼。除矿区南端外,本区构造都比较简单。 |
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| NOTE ON SEDIMENTARY FACIES AND SEDIMENTARY MODELS OF THE MIDDLE AND LOWER SHANXI FORMATION IN HULUSTAI MINE DISTRICT OF THE NORTH HELANSHAN COAL FIELD |
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| Abstract:The Hulustai mine district is situated in the north of the Qilian-Luliang-Helan ∈ type tectonic system. The section investigated consists mainly ofclastic rocks with relatively simple mineral composition and well sortedand rounded grains. There occur Coal Seam Ⅲ and Ⅱ with average thickness of 10 m and 3 m respectively. |
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