Acronym	gidhei
TOCID symbol	E|D*
Name	great dodecahemicosahedron, small dodecahemiicosahedron (but not sidhei)
	© ©
Circumradius	1
Vertex figure	[5/4,6,5,6]
General of army	id
Colonel of regiment	did
Dihedral angles	between {5} and {6}:   arccos(sqrt[(5+2 sqrt(5))/15]) = 37.377368°
Face vector	30, 60, 22
Confer	Grünbaumian relatives: 2gidhei   did+sidhei+gidhei
External links

As abstract polytope gidhei is isomorphic to sidhei, thereby replacing pentagons by pentagrams.

This polyhedron is an edge-faceting of the dodecadodecahedron (did).

Incidence matrix according to Dynkin symbol

hemi( o5/4x3x5*a )

30 |  4 |  2  2
---+----+------
 2 | 60 |  1  1
---+----+------
 5 |  5 | 12  *
 6 |  6 |  * 10