Acronym ...
Name groh+8{6/2} (?)
Circumradius sqrt[5-2 sqrt(2)]/2 = 0.736813
Vertex figure 2[4,6/2,8/3]
Coordinates ((sqrt(2)-1)/2, 1/2, 1/2)   & all permutations, all changes of sign
General of army tic
Colonel of regiment gocco

Looks like a compound of a great rhombihexahedron (groh) plus 8 {6/2} fitting into the octahedral set of holes, and indeed vertices and {6/2}-edges both coincide by pairs.


Incidence matrix according to Dynkin symbol

x4/3x3/2x

.   .   . | 48 |  1  1  1 | 1  1 1
----------+----+----------+-------
x   .   . |  2 | 24  *  * | 1  1 0
.   x   . |  2 |  * 24  * | 1  0 1
.   .   x |  2 |  *  * 24 | 0  1 1
----------+----+----------+-------
x4/3x   . |  8 |  4  4  0 | 6  * *
x   .   x |  4 |  2  0  2 | * 12 *
.   x3/2x |  6 |  0  3  3 | *  * 8

© 2004-2019
top of page