Acronym qrid TOCID symbol rJE* Name quasi rhombicosidodecahedron,great rhombicosidodecahedron (but not grid) ` © ©` Circumradius sqrt[-sqrt(5)+11/4] = 0.716891 Vertex figure [5/3,4,3,4] General of army f3x5o Colonel of regiment gaddid Dihedral angles between {3} and {4}:   arccos((sqrt(5)-1)/sqrt(12)) = 69.094843° between {4} and {5/2}:   arccos(sqrt[(5-sqrt(5))/10]) = 58.282526° Confer non-convex cap: rastacu Externallinks

As abstract polytope qrid is isomorphic to srid, thereby replacing retrograde pentagrams by prograde pentagons. – As such qrid is a lieutenant.

This polyhedron is an edge-faceting of the great dodekicosidodecahedron (gaddid).

Incidence matrix according to Dynkin symbol

```x5/3o3x

.   . . | 60 |  2  2 |  1  2  1
--------+----+-------+---------
x   . . |  2 | 60  * |  1  1  0
.   . x |  2 |  * 60 |  0  1  1
--------+----+-------+---------
x5/3o . |  5 |  5  0 | 12  *  *
x   . x |  4 |  2  2 |  * 30  *
.   o3x |  3 |  0  3 |  *  * 20
```

```x3/2o5/2x

.   .   . | 60 |  2  2 |  1  2  1
----------+----+-------+---------
x   .   . |  2 | 60  * |  1  1  0
.   .   x |  2 |  * 60 |  0  1  1
----------+----+-------+---------
x3/2o   . |  3 |  3  0 | 20  *  *
x   .   x |  4 |  2  2 |  * 30  *
.   o5/2x |  5 |  0  5 |  *  * 12
```