南华北盆地通许地区石盒子组沉积环境与聚煤规律分析

作者:梁庆韶;贾东力;崔梦迪 刊名:煤炭技术 上传者:丁启曼

【摘要】采用岩相古地理研究的编图方法与沉积学原理,结合研究区内及周边地区的野外露头、钻井岩心及样品的测试分析等相关资料,对南华北盆地通许地区石盒子组地层的沉积环境和聚煤规律进行研究,认为研究区内石盒子组的含煤地层主要发育三角洲和堡岛沉积体系,煤岩分布和聚煤规律受到其沉积环境的控制,三角洲平原的泥炭沼泽微相和堡岛体系的泻湖环境是最为有利的聚煤场所,太康地区为本研究区石盒子组的聚煤中心。

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第34卷第的期 爍炭技术 VOL34N0.四 Coal Technology Sep. 20巧 图巧 d冚:10」3301/j.cnki.ct.20巧.的.餌9 南华北盆地通许地区石盒子组沉积环境与聚煤规律分析梁庆韶[贾东力1崔夢迪2 成都理工大学沉积地质研究院成都 成都理工大学能源学院成都 6跹旧59〕 6跹59;2. 摘要,采用岩相古地理研究的编图方法与沉积学原理,结合研究区内及周边地区的野外露 头、轱井岩心及样品的测试分析等相关资料,对南华北盆地通许地区石盒子组地层的沉积环境和聚爍规律进行研究,认为研究区内石盒子组的含煤地层主要发育三角洲和堡岛沉积体系,煤岩分布和聚煤规律受到其沉积环境的控制,三角洲平原的泥沼泽微相和堡岛体系的泻湖环境是最为有利 的聚煤场所,太康地区为本研究区石盒子组的聚煤中、“ 关键词.沉积环境;聚煤规律;石盒子组 中图分类号P613 文献标志码 文章编号1008一8725(20巧)的一0125一03 Analysis Of Sedimentary Environment and Coal Accumulation Law Of Shihezi Formation in Tongxu Area of Southern North—China Basin LIANG Qing—shaoi, JIA Dong—lil, CUI Meng—di2 (). Institute ofSedirnentary Geology, ChengduUniversity ofTechnology, Chengdu 61( 59,China;2CollegeofEnergy Resources,Chengdu Chengdu 61閬59,China) Abstract:Compilation lilhofacies palaeogeographic research toe山0小and the principle of sedimenlology,combining the study area and the surrounding areas" field outcrop s and drilling core samples and the re evanl analy sis infOrrnation, and studied the sedimentary environment and coal accumulauon law司、Shihezi Formation in Tongxu area of southern north-China basin,consider the “一bearing strata Of Shihezi Formation in this area mainly developed delta sedimentary system and fårtisland system, distrib ution Of《鼠and coal accumulati ng law is controlled by the sedi mentary environment, delta peat swamp nucrofacies and fort island's lagoon environment is the mo advantageous coal accumulating司“e卜Taikang area is the coal accumulating center Of山这study area. Key w

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