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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