Table 8. Radii of the T elements as well as the relative difference of r _T and r _Si = 1.12 Å for different oxidation states and coordination numbers.

Radii marked with * are extrapolated values. Too few data points for the radii of monovalent Au do not allow for extrapolation.

Element	Type of radius	r T (Å)	1 − rT/r Si
Mn	M 12	1.37	−0.22
Fe	M 12	1.26	−0.13
Co	M 12	1.25	−0.12
Ni	M 12	1.25	−0.11
Cu	M 12	1.28	−0.14
		1.38*	−0.23
		0.68*	0.39
		0.63*	0.44
Ru	M 12	1.33	−0.18
Rh	M 12	1.35	−0.20
Pd	M 12	1.38	−0.23
Ag	M 12	1.45	−0.29
		1.68*	−0.50
		1.10*	0.02
Os	M 12	1.34	−0.19
Ir	M 12	1.36	−0.21
Pt	M 12	1.37	−0.23
Au	M 12	1.44	−0.29