| 彝良向斜煤矿区宣威组沉积环境及聚煤规律 |
| |
| 引用本文： | 张光超.彝良向斜煤矿区宣威组沉积环境及聚煤规律[J].陕西煤炭,2012,31(1):1-3,10. |
| |
| 作者姓名： | 张光超 |
| |
| 作者单位： | 中国煤炭地质总局航测遥感局,陕西西安,710054 |
| |
| 摘 要： | 在普查工作的基础上对彝良向斜煤矿区宣威组含煤地层沉积环境进行了分析。宣威组为辫状河三角洲平原沉积,聚煤作用受古地理、古构造、古植物等因素影响,矿区东部含煤层数多,煤层厚度大;西部含煤层数少,煤层厚度小。富煤层位位于宣威组上段,是煤田勘探的主要目标层。
|
| 关 键 词： | 彝良向斜 宣威组 沉积环境 聚煤规律 |
The sedimentary environment and coal accumulation of Xuanwei formation in Liliang syncline mining area |
| |
| Authors: | ZHANG Guang-chao |
| |
| Affiliation: | ZHANG Guang-chao (Aerial Photogrammetry and Remote Sensing Bureau,Xi’an 710054,China) |
| |
| Abstract: | The paper analyzed the sedimentary environment of Xuanwei formation coal-bearing strata based on the geological survey in Liliang syncline mining area.The sedimentary association of Xuanwei formation is braid river delta deposit.Coal accumulation is influenced by the ancient geography,structure and plants.The rich coal seam located in upper of Xuanwei formation that it’s the focus formation for coal exploration. |
| |
| Keywords: | Liliang syncline Xuanwei formation cedimentary environment coal accumulation |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
