Table 1 Estimates for maximum crustal thickness determined for basaltic and alkali basaltic compositions and a range of potential venusian thermal gradients

From: Metamorphism of Venus as driver of crustal thickness and recycling

Thermal gradient (°C/km)

Basalt

Alkali Basalt

5

39 ± 4 km

40 ± 4 km

10

65 ± 7 km

57 ± 6 km

15

44 ± 4 km

37 ± 4 km

20

30 ± 3 km

27 ± 3 km

25

23 ± 2 km

21 ± 2 km

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