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Formation, preservation and connectivity control of organic pores in shale
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BORJIGIN Tenger,LU Longfei,YU Lingjie,ZHANG Wentao,PAN Anyang,SHEN Baojian,WANG Ye,YANG Yunfeng,GAO Zhiwei
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Table 2 Comparison of geochemical, physical and gas-bearing properties of Lower Cambrian shale samples from different wells.
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| Well | TOC/% | Ro/% | Porosity/% | Oil-bearing capacity/(m3·t-1) | | HY1 | 3.46-7.48 | 2.3-3.9 | 1.22-4.36 | Slightly gas-bearing | | 5.52 (15) | 3.16 (43) | 2.4 (15) | | EY1 | 1.20-10.64 | 4.30-5.25 | 0.17-3.0 | Slightly gas-bearing | | 6.48 (23) | 4.84 (26) | 1.14 (23) | | JY1 | 1.0-3.0 | 2.1-3.0 | 2.10-4.89 | 3.39 | | 2.32 (6) | 2.53 (21) | 3.94 (7) | | 1.0-2.6 | 3.4-4.3 | 0.43-2.21 | 1.16 | | 1.96 (7) | 3.86 (30) | 1.47 (4) |
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