Evolution of Ordovician YJ1X ultra-deep oil reservoir in the Yuecan oilfield, Tarim Basin, NW China
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Evolution of Ordovician YJ1X ultra-deep oil reservoir in the Yuecan oilfield, Tarim Basin, NW China |
| YANG Peng,LIU Keyu,LI Zhen,MCINNES Brent Ian Alexander,LIU Jianliang |
| Fig. 8. U-Pb isotopic ages of C1 (a) and C2 (b) calcite cements in the study area. (a) Well YJ1X, 7234.71 m, O2yj, micritic arenaceous limestone, U-Pb isotopic age is (446.1± 4.4) Ma, MSWD is 2.5, sample number is 12; (b) Well SB5, 7425.00 m, O2yj, micritic limestone, U-Pb isotopic age is (425.7±14.0) Ma, MSWD is 3.4, sample number is 14. |
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