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Chen Daizhao, Zhang Pengfei. 三角洲平原上网结河的发育与聚煤作用[J]. Acta Sedimentologica Sinica, 1996, 14(3): 103-112.
Citation: Chen Daizhao, Zhang Pengfei. 三角洲平原上网结河的发育与聚煤作用[J]. Acta Sedimentologica Sinica, 1996, 14(3): 103-112.

三角洲平原上网结河的发育与聚煤作用

  • Received Date: 1995-06-22
  • Publish Date: 1996-09-10
  • 龙潭组上段(24#煤顶板到12#煤)是盘县地区含煤最好的层段,对该区西北部本段地层的研究表明其中发育有网结河体系。河道沉积由多层叠置的鞋带状砂体组成,湿地沉积主要由菱铁质泥质岩夹薄层板状细砂岩(决口扇沉积)和煤组成。河流的发育和聚煤作用都显示幕式性,可能主要受海平面变化的控制。网结状河道被认为是海侵期对低位下切河谷充填过程中经侧向冲裂水道并相互连通形成的;稳定、连续的厚煤层发育于河道大范围废弃后的海侵晚期,其次是高水位早期。

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  • Received:  1995-06-22
  • Published:  1996-09-10

三角洲平原上网结河的发育与聚煤作用

Abstract: 

龙潭组上段(24#煤顶板到12#煤)是盘县地区含煤最好的层段,对该区西北部本段地层的研究表明其中发育有网结河体系。河道沉积由多层叠置的鞋带状砂体组成,湿地沉积主要由菱铁质泥质岩夹薄层板状细砂岩(决口扇沉积)和煤组成。河流的发育和聚煤作用都显示幕式性,可能主要受海平面变化的控制。网结状河道被认为是海侵期对低位下切河谷充填过程中经侧向冲裂水道并相互连通形成的;稳定、连续的厚煤层发育于河道大范围废弃后的海侵晚期,其次是高水位早期。

Chen Daizhao, Zhang Pengfei. 三角洲平原上网结河的发育与聚煤作用[J]. Acta Sedimentologica Sinica, 1996, 14(3): 103-112.
Citation: Chen Daizhao, Zhang Pengfei. 三角洲平原上网结河的发育与聚煤作用[J]. Acta Sedimentologica Sinica, 1996, 14(3): 103-112.
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