| 大同煤田马脊梁井田煌斑岩赋存特征及对煤层煤质的影响 |
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| 引用本文： | 刘希庆.大同煤田马脊梁井田煌斑岩赋存特征及对煤层煤质的影响[J].中国煤炭地质,2019(4):13-17. |
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| 作者姓名： | 刘希庆 |
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| 作者单位： | 大同煤矿集团有限责任公司马脊梁矿地测科 |
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| 摘 要： | 大同煤田马脊梁矿C-P煤系中赋存着大量的岩浆侵入体,对于矿井安全高效生产造成了极大的影响。通过对钻孔、样品测试数据的分析,寻找到马脊梁井田煌斑岩侵入赋存特征及规律,获得如下认识:变质煤的分布范围与煌斑岩的侵入范围基本一致。因煌斑岩侵入造成原煤的灰分、浮煤挥发分、原煤发热量等化学成分及物理特征发生变化。
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| 关 键 词： | 煌斑岩 赋存特征 煤质指标 分布规律 |
Study on Lamprophyre Hosting Features and Its Impact on Coal Seam and Coal Quality in Majiliang Coalmine,Datong Coalfield |
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| Liu Xiqing.Study on Lamprophyre Hosting Features and Its Impact on Coal Seam and Coal Quality in Majiliang Coalmine,Datong Coalfield[J].Coal Geology of China,2019(4):13-17. |
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| Authors: | Liu Xiqing |
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| Institution: | (Geological and Surveying Department,Majiliang Coalmine,Datong Coal Mine Group Co.Ltd.,Datong,Shanxi 037027) |
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| Abstract: | Liu Xiqing(Geological and Surveying Department,Majiliang Coalmine,Datong Coal Mine Group Co.Ltd.,Datong,Shanxi 037027) |
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| Keywords: | lamprophyre hosting features coal quality indicator distribution pattern |
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