俞桂英. 黄陇煤田侏罗系延安组沉积特征[J]. 煤田地质与勘探, 1991, 19(4): 16-21.
引用本文: 俞桂英. 黄陇煤田侏罗系延安组沉积特征[J]. 煤田地质与勘探, 1991, 19(4): 16-21.
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YU Gui-ying. Sedimentary characteristics of Jurassic Yanan formation in Huanglong coal field[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 16-21.
Citation: YU Gui-ying. Sedimentary characteristics of Jurassic Yanan formation in Huanglong coal field[J]. COAL GEOLOGY & EXPLORATION, 1991, 19(4): 16-21.
shu

黄陇煤田侏罗系延安组沉积特征

Sedimentary characteristics of Jurassic Yanan formation in Huanglong coal field

    摘要
  • 摘要: 介绍了煤田各矿区延安组含煤地层的岩性、相序、砂体形态、成煤环境与赋煤规律,还探讨了各矿区沉积环境的演化。

     

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