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

Geothermal Energy

Science – Society – Technology

Table 6 Temperature at depth scenarios based on the thermal properties of the geological materials

Diorite–gabbro thickness	Scenario GHFM-GRS		Scenario TCS-GRS		Scenario GHFM-ICP-MS		Scenario TCS-ICP-MS
Diorite–gabbro thickness	1 km	5 km	1 km	5 km	1 km	5 km	1 km	5 km
T (°C) at 5 km depth
Worst-case scenario	32–39	31–38	35–43	33–41	36–45	35–43	40–49	38–47
Base-case scenario	69–85	66–80	58–71	57–70	72–88	68–84	60–73	59–73
Best-case scenario	137–168	129–158	108–132	105–129	109–134	105–129	86–105	85–104