Research Article
Deep-Buried Triassic Oil-Source Correlation in the Central Junggar Basin, NW China
Table 5
Basic geochemical characteristics of Triassic reservoired crude oils and extracts in the central Junggar Basin.
| | Well | Depth (m) | Fm. | Sample type | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| | MS1 | 5649.19 | T2k | Sandstone extract | 1132 | N/A | N/A | N/A | N/A | 89.64 | 5.12 | 2.75 | 0.75 | –30.11 | | MS1 | 5796.00 | T2k | Sandstone extract | 3602 | N/A | N/A | N/A | N/A | 67.03 | 15.52 | 12.37 | 3.36 | –29.19 | | MS1 | 5955.00 | T1b | Sandstone extract | 1570 | N/A | N/A | N/A | N/A | 69.69 | 15.64 | 8.93 | 2.77 | –30.27 | | MS1 | 5981.48 | T1b | Sandstone extract | 2002 | N/A | N/A | N/A | N/A | 91.66 | 5.30 | 1.26 | 1.38 | –29.70 | | XY1 | 4493.00 | T1b | Crude oil | N/A | 0.84 | 10.69 | 14.08 | 23 | 85.05 | 6.69 | 0.51 | 0.45 | –28.98 | | XY2 | 4325.00 | T2k | Crude oil | N/A | 0.86 | 10.58 | 3.82 | 13 | 75.97 | 16.23 | 3.03 | 0.22 | –29.03 | | Da 1 | 4244.00 | T2k | Crude oil | N/A | 0.81 | 2.98 | 5.67 | 11 | 88.87 | 4.43 | 3.46 | 1.48 | –27.75 | | SM1 | 4508.20 | T1b | Sandstone extract | 11035 | N/A | N/A | N/A | N/A | 51.87 | 4.41 | 4.65 | 10.08 | –29.61 |
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Note. 1, chloroform A (ppm); 2, oil density (g/cm3); 3, viscosity @ 50°C (mPa·s); 4, wax content (%); 5, freezing point (°C); 6, saturated hydrocarbons (%); 7, aromatic hydrocarbons (%); 8, NSO (%); 9, asphaltene (%), and 10, δ13C (). N/A, not applicable.
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