Table 2. Input Parameters for 
Thermal
Maturation
Modeling Using BasinMod
| Formation |
Lithology* |
Initial Porosity (%) |
Compaction Factor (FM)** |
Exponential Factor (SC)** |
Density (g/cm3) |
Grain Size (mm) |
Matrix Conductivity (W/mC) |
Matrix Conductivity Correction |
Heat Capacity (kJ/m3C) |
Heat Generation (mW/m3) |
| Recent |
50SH-45SLT-5SS |
57 |
2.27 |
0.45 |
2.62 |
0.03222 |
1.87 |
0 |
2382 |
4.4 |
| 0.5 Ma |
50SH-45SLT-5SS |
57 |
2.27 |
0.45 |
2.62 |
0.03222 |
1.87 |
0 |
2382 |
3.3 |
| 1.1 Ma |
50SH-40SLT-10SS |
56 |
2.25 |
0.44 |
2.62 |
0.05644 |
1.99 |
5 |
2390 |
2.2 |
| 3.0 Ma |
50SH-25SLT-25SS |
55 |
2.18 |
0.42 |
2.62 |
0.1291 |
2.35 |
20 |
2412 |
1.8 |
| 3.8 Ma |
50SH-25SLT-25SS |
55 |
2.18 |
0.42 |
2.62 |
0.1291 |
2.35 |
20 |
2412 |
1.8 |
| 4.2 Ma |
50SH-25SLT-25SS |
55 |
2.18 |
0.42 |
2.62 |
0.2391 |
2.35 |
20 |
2412 |
1.36 |
| 5.5 Ma |
50SH-30SLT-20SS |
55 |
2.21 |
0.43 |
2.62 |
0.10488 |
2.23 |
15 |
2405 |
1.36 |
| 8.8 Ma |
50SH-30SLT-20SS |
55 |
2.21 |
0.43 |
0.43 |
0.10488 |
2.23 |
15 |
2405 |
1.8 |
| 10.1 Ma |
50SH-30SLT-20SS |
55 |
2.21 |
0.43 |
2.62 |
0.10488 |
2.23 |
15 |
2405 |
1.8 |
| 10.5 Ma |
50SH-40SLT-10SS |
56 |
2.25 |
0.44 |
2.62 |
0.05644 |
1.99 |
5 |
2390 |
1.8 |
| 12.5 Ma |
50SH-40SLT-10SS |
56 |
2.25 |
0.44 |
2.62 |
0.05644 |
1.99 |
5 |
2390 |
1.8 |
| 15.5 Ma |
50SH-40SLT-10SS |
56 |
2.25 |
0.44 |
2.62 |
0.05644 |
1.99 |
5 |
2390 |
2.2 |
| 21.5 Ma |
55SLT-40SH-5SS |
56 |
2.25 |
0.44 |
2.624 |
0.004285 |
1.92 |
35 |
2437 |
2.2 |
| 30.0 Ma |
70SH-25SLT-5SS |
58 |
2.31 |
0.47 |
2.612 |
0.001427 |
1.77 |
–70 |
2272 |
1.36 |
| Eocene |
60SH-40SLT |
58 |
2.32 |
0.47 |
2.616 |
0.001731 |
1.7 |
–40 |
2320 |
1.36 |
| Paleocene |
60SH-40SLT |
58 |
2.32 |
0.47 |
2.616 |
0.001731 |
1.7 |
–40 |
2320 |
1.36 |
| Late Cretaceous |
80LS-20SH |
60 |
1.68 |
0.27 |
2.696 |
0.120113 |
2.62 |
244 |
2500 |
0.66 |
| Turonian |
60SH-40LS |
60 |
2.04 |
0.39 |
2.64 |
0.006931 |
2.06 |
32 |
2300 |
1.36 |
| Cenomanian |
60SH-40LS |
60 |
2.04 |
0.39 |
2.64 |
0.006931 |
2.06 |
32 |
2300 |
1.36 |
| Albian |
60SH-40LS |
60 |
2.04 |
0.39 |
2.64 |
0.006931 |
2.06 |
32 |
2300 |
1.36 |
| Early Cretaceous |
60SH-30LS-10SLT |
59 |
2.11 |
0.41 |
2.64 |
0.0049 |
1.97 |
14 |
2305 |
0.66 |
| Tithonian |
60SH-30LS-10SLT |
59 |
2.11 |
0.41 |
2.64 |
0.0049 |
1.97 |
14 |
2305 |
1.36 |
| Kimmeridgian |
60SH-30LS-10SLT |
59 |
0.41 |
0.41 |
2.64 |
0.0049 |
1.97 |
14 |
2305 |
1.36 |
| Oxfordian |
60SH-40LS |
60 |
2.04 |
0.39 |
2.64 |
0.006931 |
2.06 |
32 |
2300 |
1.36 |
| Louann Salt |
Salt |
0 |
0 |
0 |
0 |
1.00E-06 |
6.5 |
0 |
1750 |
0.012 |
*This column lists the percentage and then
rock type. For example, 50SH = 50% shale. SH = shale, SLT = siltstone, SS = sandstone, LS
= limestone.
**Common equations for porosity as a
function of depth: FM = Falvey and Middleton (1981), SC = Sclater and Christie (1980).
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Last Updated on 6/17/98
By Jennifer Bennett
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