Heptagonal-triakis icosahedral duotegum

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Heptagonal-triakis icosahedral duotegum
Rank5
TypeUniform dual
Notation
Coxeter diagramm7o2m5m3o
Elements
Tera420 digonal disphenoidal pyramids
Cells210 digonal disphenoids, 420+420 sphenoids
Faces60+84+140+210 isosceles triangles, 420 scalene triangles
Edges7+30+60+84+140
Vertices7+12+20
Vertex figure7 triakis icosahedral tegums, 12 heptagonal-decagonal duotegums, 20 triangular-heptagonal duotegums
Measures (edge length 1)
Central density1
Related polytopes
DualHeptagonal-truncated dodecahedral duoprism
Abstract & topological properties
Euler characteristic2
OrientableYes
Properties
SymmetryH3×I2(7), order 1680
ConvexYes
NatureTame

The heptagonal-triakis icosahedral duotegum is an isoteric duotegum that consists of 420 digonal disphenoidal pyramids and 39 vertices.