70) great dodecahemicosahedron 5/4 5|3 [81,102] dual: great dodecahemicosacron (6.5/4.6.5), icosahedral group A5, χ=-8, one-sided V=30, E=60, F=22=10{6}+6{5}+6{5/4} α γ a b c ρ/R r/ρ l/ρ h/r {6} 30.0 90.0000 30.00 90.00 90.00 0.866025 0.000000 0.577350 ∞ {5} 36.0 69.0948 30.00 58.28 52.62 0.866025 0.607062 0.577350 1.309017 {5/4} 144.0 -69.0948 30.00 58.28 52.62 0.866025 0.607062 0.577350 1.309017