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Geothermal Energy

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Table 1 Applied corrections to estimate the potential impact of p/T-related corrections of thermal conductivity (λ)

From: Temperature and pressure corrections applied to rock thermal conductivity: impact on subsurface temperature prognosis and heat-flow determination in geothermal exploration

Rock type

Minimum/maximum change of λ0 based on

p correction

(↑λ with pressure)

T correction

(↓λ with temperature)

Sedimentary

No correction/rocksFF

Sedimentsso/sedimentsVS

Mafic rocks (magmatic/metamorphic)

Crystallinekk/rocksFF

Mafic granuliteSP/metamorphicZH

Felsic rocks (magmatic/metamorphic)

Crystallinekk/rocksFF

Granitemi/felsic granuliteSP

  1. For abbreviations see Fig. 1
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