Table 2.

Experimental scaling parameters

Parameter	Notation	Dimensions	Experiment	Nature	Scaling factor (experiment/nature)
Gravity	g	[m s−2]	9.8	9.8	1
Thickness					1.25 × 10−7
Continental lithosphere	T CL	[m]	0.013	1.04 × 105
Sub-lithospheric mantle	T SLM	[m]	0.08	6.40 × 105
Density
Continental lithosphere	ρ CL	[kg m−3]	1232 ± 7	3056
Sub-lithospheric mantle	ρ SLM	[kg m−3]	1426 ± 2	3250
Density contrast (ρSLM – ρCL)	Δρ	[kg m−3]	194	194	1
Time	t	[s]	3600	4.100 × 1013	8.781 × 10−11
Coefficient of internal friction (brittle lithosphere)	μ		0.65	0.65	1
Cohesion (brittle lithosphere)	C	[Pa]	0–15	0–1.2 × 108	1.25 × 10−7
Viscosity					1.1 × 10−17
Viscous lithosphere	η CL	[Pa s]	5.8 ± 0.2 × 104	5.3 × 1021
Sub-lithospheric mantle	η SLM	[Pa s]	254 ± 7	2.31 × 1019
Topography	h	[m]	0.001	3520	1.25 × 10−7/CTopo = 2.84 × 10−7