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Table 1 Properties of model units

From: The interplay of Malm carbonate permeability, gravity-driven groundwater flow, and paleoclimate – implications for the geothermal field and potential in the Molasse Basin (southern Germany), a foreland-basin play

Model unit Scenario Φ k λ ρ Cp H
Horizontal Vertical
Molasse (Tertiary, incl. Cretaceous)   0.20 10–14 10–15 2.0 2000 800 1.2
Malm (unconfined)   0.10 10−10 10−10 2.5 2400 900 0.0
Malm (+ Purbeck) Low k 0.10 10–13 to 10–15 10–14 to 10–16 2.5 2400 900 0.0
  High k 0.10 10–10 to 10–14 10–11 to 10–15 2.5 2400 900 0.0
Variscan basement   0.03 10–17 to 10–20 10–17 to 10–20 3.5 2700 900 1.8
  1. Model units refer to model geometry in Fig. 4. Φ = absolute porosity [-], k = permeability [m2], λ = matrix thermal conductivity [W m–1 K–1], ρ = matrix density [kg m–3], Cp = isobaric matrix heat capacity [J kg–1 K–1], H = radiogenic heat production [10–6 W m–3]