The Uniform Polyhedron whose Dual Polyhedron is the Small Triambic Icosahedron. It has
Wythoff Symbol
. Its faces are
. A Faceted version
is the Ditrigonal Dodecadodecahedron. Its Circumradius with is
References
Wenninger, M. J. Polyhedron Models. Cambridge, England: Cambridge University Press, pp. 106-107, 1971.