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Table 7 Drilling depth to reach the temperature interval 50–100 °C

From: Thermophysical properties of surficial rocks: a tool to characterize geothermal resources of remote northern regions

Diorite–gabbro thicknessScenario GHFM-GRSScenario TCS-GRSScenario GHFM-ICP-MSScenario TCS-ICP-MS
1 km5 km1 km5 km1 km5 km1 km5 km
Base-case scenario z (km)3.5–6.54–74–84–83–63.5–74–7.54–8