Research Article
A Method of Inverting Rock Grain Size Based on Nuclear Magnetic Resonance Logging Data and Application
Table 2
Mineralogy of the experimental cores.
| | No. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | | Mineralogy (%) | Quartz | 87.0 | 75.0 | 74.0 | 65.0 | 80.0 | 90.0 | 90.0 | 88.0 | 91.0 | 88.0 | 83.0 | 75.0 | 77.0 | 70.0 | | Feldspar | 4.0 | 6.0 | 5.0 | 9.0 | 5.0 | 2.0 | 3.0 | 3.0 | 3.0 | 4.0 | 3.0 | 6.0 | 5.0 | 6.0 | | Carbonate | 5.0 | 4.0 | 7.0 | 7.0 | 5.0 | 3.0 | 3.0 | 4.0 | 3.0 | 5.0 | 4.0 | 4.0 | 5.0 | 6.0 | | Clay | 4.0 | 15.0 | 14.0 | 19.0 | 10.0 | 5.0 | 4.0 | 5.0 | 3.0 | 3.0 | 10.0 | 15.0 | 13.0 | 18.0 |
| | No. | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | | Mineralogy (%) | Quartz | 77.0 | 79.0 | 81.0 | 81.0 | 85.0 | 65.0 | 65.0 | 65.0 | 64.0 | 65.0 | 88.0 | 86.0 | 86.0 | 84.0 | | Feldspar | 5.0 | 7.0 | 6.0 | 5.0 | 4.0 | 10.0 | 12.0 | 10.0 | 11.0 | 10.0 | 2.0 | 3.0 | 4.0 | 4.0 | | Carbonate | 5.0 | 3.0 | 4.0 | 6.0 | 4.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 4.0 | 4.0 | 4.0 | 4.0 | | Clay | 13.0 | 11.0 | 9.0 | 9.0 | 7.0 | 19.0 | 17.0 | 19.0 | 19.0 | 19.0 | 6.0 | 7.0 | 6.0 | 8.0 |
| | No. | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | | | Mineralogy (%) | Quartz | 84.0 | 80.0 | 76.0 | 82.0 | 82.0 | 76.0 | 78.0 | 87.0 | 84.0 | 84.0 | 80.0 | 78.0 | 80.0 | | | Feldspar | 4.0 | 6.0 | 7.0 | 5.0 | 5.0 | 8.0 | 7.0 | 4.0 | 5.0 | 5.0 | 7.0 | 6.0 | 7.0 | | | Carbonate | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 3.0 | 3.0 | 3.0 | 4.0 | 3.0 | | | Clay | 8.0 | 10.0 | 13.0 | 9.0 | 9.0 | 12.0 | 11.0 | 5.0 | 8.0 | 8.0 | 10.0 | 12.0 | 10.0 | |
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