Research Article
Geochemical Characteristic and Source Correlation of Biodegraded Oils from the Western Halaalate Area of Junggar Basin
Table 2
Terpene and sterane data of crude oil and source rock from Hashanxi area and Mahu Depression.
| Types | Wells | Depth (m) | Strata | Tricyclic terpanes | Pentacyclic triterpenes | Sterane | a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | w | x |
| Crude oil | Hq6 | 299.3 | C | 0.73 | 0.67 | 0.18 | 0.39 | 0.71 | 0.08 | 0.80 | 0.12 | 0.20 | 0.35 | 0.47 | 0.95 | 0.27 | 0.56 | 0.56 | 0.58 | 0.54 | 0.58 | 0.80 | 0.09 | 0.24 | 0.70 | 0.32 | 0.39 | 302.2 | 0.74 | 0.63 | 0.19 | 0.39 | 0.71 | 0.07 | 0.85 | 0.08 | 0.22 | 0.37 | 0.55 | 0.98 | 0.33 | 0.53 | 0.54 | 0.57 | 0.52 | 0.49 | 0.89 | 0.12 | 0.17 | 0.68 | 0.31 | 0.37 | 300.2~300.3 | 0.72 | 0.65 | 0.19 | 0.38 | 0.72 | 0.09 | 0.78 | 0.13 | 0.20 | 0.34 | 0.55 | 0.95 | 0.03 | 0.56 | 0.53 | 0.60 | 0.54 | 0.59 | 0.75 | 0.08 | 0.29 | 0.80 | 0.33 | 0.39 | 301.4~301.9 | 0.77 | 0.67 | 0.18 | 0.37 | 0.71 | 0.10 | 0.83 | 0.10 | 0.22 | 0.36 | 0.48 | 0.94 | 0.27 | 0.55 | 0.54 | 0.61 | 0.54 | 0.59 | 0.87 | 0.09 | 0.22 | 0.81 | 0.33 | 0.41 | 304.3~304.4 | 0.76 | 0.68 | 0.18 | 0.38 | 0.73 | 0.10 | 0.84 | 0.09 | 0.19 | 0.37 | 0.50 | 0.99 | 0.26 | 0.55 | 0.56 | 0.61 | 0.54 | 0.57 | 0.72 | 0.08 | 0.22 | 0.77 | 0.31 | 0.39 | 304.6 | 0.74 | 0.63 | 0.20 | 0.33 | 0.69 | 0.10 | 0.84 | 0.09 | 0.19 | 0.39 | 0.56 | 1.01 | 0.31 | 0.55 | 0.55 | 0.59 | 0.52 | 0.59 | 0.76 | 0.11 | 0.00 | 0.64 | 0.30 | 0.39 | 648.1~648.2 | 0.81 | 0.73 | 0.19 | 0.39 | 0.82 | 0.09 | 0.85 | 0.10 | 0.18 | 0.31 | 0.34 | 0.65 | 0.24 | 0.56 | 0.56 | 0.59 | 0.55 | 0.57 | 0.70 | 0.07 | 0.18 | 0.73 | 0.34 | 0.38 | 650.5~650.8 | 0.81 | 0.72 | 0.19 | 0.38 | 0.80 | 0.09 | 0.86 | 0.09 | 0.17 | 0.31 | 0.33 | 0.64 | 0.24 | 0.55 | 0.57 | 0.58 | 0.54 | 0.59 | 0.71 | 0.07 | 0.15 | 0.81 | 0.35 | 0.39 | 812.1 | 0.83 | 0.72 | 0.18 | 0.38 | 0.85 | 0.09 | 0.89 | 0.07 | 0.18 | 0.31 | 0.34 | 0.65 | 0.25 | 0.55 | 0.55 | 0.58 | 0.55 | 0.57 | 0.73 | 0.07 | 0.15 | 0.80 | 0.34 | 0.37 | 812.6~812.7 | 0.81 | 0.72 | 0.18 | 0.38 | 0.81 | 0.09 | 0.86 | 0.09 | 0.18 | 0.32 | 0.33 | 0.63 | 0.24 | 0.55 | 0.56 | 0.59 | 0.54 | 0.56 | 0.76 | 0.08 | 0.16 | 0.76 | 0.34 | 0.38 | Hq101 | 1452.5 | 0.57 | 0.74 | 0.22 | 0.45 | 0.84 | 0.08 | 0.79 | 0.14 | 0.15 | 0.26 | 0.34 | 0.75 | 0.29 | 0.55 | 0.57 | 0.56 | 0.46 | 0.50 | 1.10 | 0.09 | 0.23 | 0.78 | 0.42 | 0.4 | 1742.5 | 0.95 | 0.91 | 0.20 | 0.40 | 0.86 | 0.07 | 0.79 | 0.20 | 0.25 | 0.32 | 0.38 | 0.51 | 0.56 | 0.50 | 0.50 | 0.50 | 0.49 | 0.49 | 1.09 | 0.23 | 0.17 | 0.85 | 0.37 | 0.41 | Hq3 | 1324.0~1328.0 | 0.56 | 0.53 | 0.20 | 0.35 | 0.87 | 0.07 | 0.92 | 0.10 | 0.29 | 0.37 | 0.38 | 0.51 | 0.51 | 0.49 | 0.52 | 0.54 | 0.46 | 0.50 | 0.63 | 0.13 | 0.38 | 1.02 | 0.41 | 0.37 |
| Mudstones in Mahu Depression | Fn1 | 4326.1 | P1f | 0.90 | 0.92 | 0.19 | 0.54 | 0.74 | 0.13 | | 0.06 | 0.11 | 0.18 | 0.72 | 1.28 | 0.57 | 0.61 | 0.40 | 0.59 | 0.62 | 0.64 | 1.06 | 0.13 | 0.16 | 0.78 | 0.57 | 0.45 | Fn2 | 4037.0~4043.0 | 0.65 | 0.46 | 0.22 | 0.50 | 0.76 | 0.08 | 0.89 | 0.08 | 0.14 | 0.23 | 0.54 | 0.64 | 0.29 | 0.59 | 0.56 | 0.55 | 0.66 | 0.53 | 1.04 | 0.12 | 0.08 | 0.75 | 0.55 | 0.45 | 4099.0~4104.0 | 0.74 | 0.56 | 0.22 | 0.49 | 0.77 | 0.08 | 0.92 | 0.08 | 0.10 | 0.24 | 0.49 | 0.80 | 0.46 | 0.58 | 0.61 | 0.58 | 0.58 | 0.53 | 0.97 | 0.12 | 0.07 | 0.69 | 0.51 | 0.43 | Fn3 | 3909.0-3912.0 | 0.52 | 0.83 | 0.20 | 0.53 | 0.99 | 0.11 | 0.87 | 0.04 | 0.14 | 0.16 | 0.52 | 0.54 | 0.25 | 0.61 | 0.63 | 0.60 | 0.65 | 0.46 | 0.74 | 0.07 | 0.30 | 0.71 | 0.52 | 0.45 | Fn4 | 4227.8 | 0.91 | 0.73 | 0.17 | 0.46 | 0.73 | 0.08 | 0.86 | 0.06 | 0.08 | 0.11 | 0.52 | 1.22 | 0.41 | 0.57 | 0.61 | 0.60 | 0.68 | 0.55 | 0.95 | 0.11 | 0.19 | 0.73 | 0.57 | 0.53 | 4227.5 | 0.70 | 0.75 | 0.17 | 0.57 | 0.77 | 0.16 | 0.80 | 0.03 | 0.07 | 0.12 | 0.54 | 0.61 | 0.28 | 0.57 | 0.55 | / | 0.66 | 0.55 | / | 0.00 | 0.20 | 0.72 | 0.57 | 0.51 |
| Mudstones in Western Halaalate area | Hq6 | 1360.5 | P1f | 0.77 | 0.68 | 0.15 | 0.34 | 0.44 | 0.03 | 0.66 | 0.18 | 0.59 | 0.25 | 0.22 | 0.56 | 0.44 | 0.42 | 0.32 | 0.45 | 0.42 | 0.44 | 0.70 | 0.05 | 0.37 | 0.69 | 0.25 | 0.16 | 1562.3 | 0.65 | 0.78 | 0.22 | 0.32 | 0.31 | 0.00 | 0.59 | 0.23 | 0.55 | 0.17 | 0.38 | 0.56 | 0.38 | 0.41 | 0.18 | 0.37 | 0.41 | 0.35 | 0.40 | 0.02 | 0.58 | 0.46 | 0.29 | 0.14 | 1918.2 | 0.92 | 0.88 | 0.14 | 0.28 | 0.73 | 0.03 | 0.52 | 0.20 | 0.31 | 0.19 | 0.32 | 0.67 | 0.45 | 0.49 | 0.39 | 0.49 | 0.56 | 0.44 | 0.67 | 0.06 | 0.28 | 0.43 | 0.34 | 0.16 | 2540.0~2540.6 | 0.88 | 0.95 | 0.24 | 0.42 | 0.70 | 0.01 | 0.54 | 0.24 | 0.27 | 0.26 | 0.29 | 0.66 | 0.27 | 0.50 | 0.43 | 0.48 | 0.47 | 0.50 | 0.24 | 0.04 | 0.18 | 0.71 | 0.22 | 0.23 | 1325.0~1335.0 | 0.83 | 0.81 | 0.18 | 0.40 | 0.84 | 0.07 | 0.60 | 0.22 | 0.34 | 0.31 | 0.26 | 0.58 | 0.28 | 0.44 | 0.37 | 0.55 | 0.46 | 0.48 | 0.78 | 0.07 | 0.35 | 0.72 | 0.26 | 0.21 | 1365.0~1380.0 | 0.82 | 0.79 | 0.17 | 0.38 | 0.81 | 0.06 | 0.74 | 0.13 | 0.35 | 0.30 | 0.27 | 0.63 | 0.34 | 0.44 | 0.37 | 0.57 | 0.48 | 0.53 | 0.78 | 0.06 | 0.33 | 0.74 | 0.26 | 0.22 | 1410 | 0.74 | 0.72 | 0.16 | 0.36 | 0.78 | 0.06 | 0.69 | 0.16 | 0.39 | 0.28 | 0.23 | 0.55 | 0.30 | 0.44 | 0.36 | 0.58 | 0.45 | 0.50 | 0.76 | 0.06 | 0.46 | 0.77 | 0.27 | 0.19 | 1460.0~1470.0 | 0.73 | 0.78 | 0.17 | 0.40 | 0.68 | 0.05 | 0.68 | 0.17 | 0.40 | 0.27 | 0.26 | 0.65 | 0.35 | 0.44 | 0.36 | 0.52 | 0.43 | 0.45 | 0.68 | 0.06 | 0.47 | 0.74 | 0.29 | 0.21 | 1476 | 0.71 | 0.72 | 0.18 | 0.37 | 0.79 | 0.05 | 0.66 | 0.17 | 0.35 | 0.26 | 0.26 | 0.66 | 0.32 | 0.45 | 0.36 | 0.55 | 0.44 | 0.50 | 0.68 | 0.06 | 0.40 | 0.73 | 0.28 | 0.2 | 1494 | 0.50 | 0.61 | 0.22 | 0.41 | 0.94 | 0.07 | 0.54 | 0.23 | 0.33 | 0.24 | 0.23 | 0.58 | 0.28 | 0.49 | 0.45 | 0.52 | 0.54 | 0.55 | 0.77 | 0.06 | 0.38 | 0.70 | 0.28 | 0.23 | 1360.5 | 0.78 | 0.61 | 0.19 | 0.33 | 0.59 | 0.03 | 0.51 | 0.28 | 0.45 | 0.24 | 0.21 | 0.51 | 0.34 | 0.44 | 0.36 | 0.56 | 0.46 | 0.47 | 0.80 | 0.07 | 0.38 | 0.71 | 0.27 | 0.18 | 1700.0~1752.0 | 0.77 | 0.64 | 0.16 | 0.32 | 0.85 | 0.06 | 0.73 | 0.15 | 0.38 | 0.29 | 0.33 | 0.84 | 0.40 | 0.47 | 0.43 | 0.51 | 0.48 | 0.48 | 0.79 | 0.08 | 0.29 | 0.71 | 0.25 | 0.2 | Hs1 | 2099.9 | 0.82 | 0.61 | 0.19 | 0.31 | 0.61 | 0.07 | 0.86 | 0.08 | 0.32 | 0.32 | 0.16 | 0.25 | 0.15 | 0.53 | 0.52 | 0.54 | 0.49 | 0.44 | 0.76 | 0.05 | 0.44 | 0.74 | 0.19 | 0.25 | 2156.4 | 0.91 | 0.55 | 0.17 | 0.24 | 0.75 | 0.06 | 0.81 | 0.09 | 0.25 | 0.30 | 0.34 | 0.57 | 0.27 | 0.53 | 0.48 | 0.49 | 0.51 | 0.45 | 0.64 | 0.08 | 0.07 | 0.82 | 0.18 | 0.27 |
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Note: a: C 20TT/C 21TT; b: C 21TT/C 23TT; c: C 22TT/C 21TT; d: C 24TeT/C 23TT; e: C 24TeT/C 26TT; f: C 24Tet/C 30H; g: ETR; h: ; i: C 29 normortane/C 29 norhopane; j: C 30 mortane/C 30H; k: G/C 30H; l: G/C 31HH; m: new gammacerane ; n: ; o: ; p: ; q: ; r: ; s: C 35HH/C 34HH; t: C 27/C 27; u: C 27 diasterane/C 28 sterane; v: C 28 sterane/C 29 sterane; w: ; x: ; TT. = tricyclic terpanes; TeT. = tricyclic terpenes; H = hopane; HH = homohopane; G = gammacerane. |