Acronym	sriddip, K-4.111
Name	small-rhombicosidodecahedron prism
Segmentochoron display
Cross sections	©
Circumradius	sqrt[3+sqrt(5)] = 2.288246
General of army	(is itself convex)
Colonel of regiment	(is itself locally convex – other uniform polyhedral members: saddiddip   & others)
Dihedral angles	at {4} between cube and trip:   arccos(-(1+sqrt(5))/sqrt(12)) = 159.094843° at {4} between cube and pip:   arccos(-sqrt[(5+sqrt(5))/10]) = 148.282526° at {4} between cube and srid:   90° at {5} between pip and srid:   90° at {3} between srid and trip:   90°
Face vector	120, 300, 244, 64
Confer	related segmentochora: pecupe   general polytopal classes: Wythoffian polychora   segmentochora
External links

As abstract polytope sriddip is isomorphic to qriddip, thereby replacing prograde pentagons by retrograde pentagrams, resp. replacing srid by qrid and pip by stip.

Incidence matrix according to Dynkin symbol

x x3o5x

. . . . | 120 |  1   2   2 |  2  2  1  2  1 |  1  2  1 1
--------+-----+------------+----------------+-----------
x . . . |   2 | 60   *   * |  2  2  0  0  0 |  1  2  1 0
. x . . |   2 |  * 120   * |  1  0  1  1  0 |  1  1  0 1
. . . x |   2 |  *   * 120 |  0  1  0  1  1 |  0  1  1 1
--------+-----+------------+----------------+-----------
x x . . |   4 |  2   2   0 | 60  *  *  *  * |  1  1  0 0
x . . x |   4 |  2   0   2 |  * 60  *  *  * |  0  1  1 0
. x3o . |   3 |  0   3   0 |  *  * 40  *  * |  1  0  0 1
. x . x |   4 |  0   2   2 |  *  *  * 60  * |  0  1  0 1
. . o5x |   5 |  0   0   5 |  *  *  *  * 24 |  0  0  1 1
--------+-----+------------+----------------+-----------
x x3o . ♦   6 |  3   6   0 |  3  0  2  0  0 | 20  *  * *
x x . x ♦   8 |  4   4   4 |  2  2  0  2  0 |  * 30  * *
x . o5x ♦  10 |  5   0  10 |  0  5  0  0  2 |  *  * 12 *
. x3o5x ♦  60 |  0  60  60 |  0  0 20 30 12 |  *  *  * 2

snubbed forms: β2x3o5β

x x3/2o5/4x

. .   .   . | 120 |  1   2   2 |  2  2  1  2  1 |  1  2  1 1
------------+-----+------------+----------------+-----------
x .   .   . |   2 | 60   *   * |  2  2  0  0  0 |  1  2  1 0
. x   .   . |   2 |  * 120   * |  1  0  1  1  0 |  1  1  0 1
. .   .   x |   2 |  *   * 120 |  0  1  0  1  1 |  0  1  1 1
------------+-----+------------+----------------+-----------
x x   .   . |   4 |  2   2   0 | 60  *  *  *  * |  1  1  0 0
x .   .   x |   4 |  2   0   2 |  * 60  *  *  * |  0  1  1 0
. x3/2o   . |   3 |  0   3   0 |  *  * 40  *  * |  1  0  0 1
. x   .   x |   4 |  0   2   2 |  *  *  * 60  * |  0  1  0 1
. .   o5/4x |   5 |  0   0   5 |  *  *  *  * 24 |  0  0  1 1
------------+-----+------------+----------------+-----------
x x3/2o   . ♦   6 |  3   6   0 |  3  0  2  0  0 | 20  *  * *
x x   .   x ♦   8 |  4   4   4 |  2  2  0  2  0 |  * 30  * *
x .   o5/4x ♦  10 |  5   0  10 |  0  5  0  0  2 |  *  * 12 *
. x3/2o5/4x ♦  60 |  0  60  60 |  0  0 20 30 12 |  *  *  * 2

xx3oo5xx&#x   → height = 1
(srid || srid)

o.3o.5o.    | 60  * |  2  2  1  0  0 |  1  2  1  2  2  0  0  0 | 1  1  2  1 0
.o3.o5.o    |  * 60 |  0  0  1  2  2 |  0  0  0  2  2  1  2  1 | 0  1  2  1 1
------------+-------+----------------+-------------------------+-------------
x. .. ..    |  2  0 | 60  *  *  *  * |  1  1  0  1  0  0  0  0 | 1  1  1  0 0
.. .. x.    |  2  0 |  * 60  *  *  * |  0  1  1  0  1  0  0  0 | 1  0  1  1 0
oo3oo5oo&#x |  1  1 |  *  * 60  *  * |  0  0  0  2  2  0  0  0 | 0  1  2  1 0
.x .. ..    |  0  2 |  *  *  * 60  * |  0  0  0  1  0  1  1  0 | 0  1  1  0 1
.. .. .x    |  0  2 |  *  *  *  * 60 |  0  0  0  0  1  0  1  1 | 0  0  1  1 1
------------+-------+----------------+-------------------------+-------------
x.3o. ..    |  3  0 |  3  0  0  0  0 | 20  *  *  *  *  *  *  * | 1  1  0  0 0
x. .. x.    |  4  0 |  2  2  0  0  0 |  * 30  *  *  *  *  *  * | 1  0  1  0 0
.. o.5x.    |  5  0 |  0  5  0  0  0 |  *  * 12  *  *  *  *  * | 1  0  0  1 0
xx .. ..&#x |  2  2 |  1  0  2  1  0 |  *  *  * 60  *  *  *  * | 0  1  1  0 0
.. .. xx&#x |  2  2 |  0  1  2  0  1 |  *  *  *  * 60  *  *  * | 0  0  1  1 0
.x3.o ..    |  0  3 |  0  0  0  3  0 |  *  *  *  *  * 20  *  * | 0  1  0  0 1
.x .. .x    |  0  4 |  0  0  0  2  2 |  *  *  *  *  *  * 30  * | 0  0  1  0 1
.. .o5.x    |  0  5 |  0  0  0  0  5 |  *  *  *  *  *  *  * 12 | 0  0  0  1 1
------------+-------+----------------+-------------------------+-------------
x.3o.5x.    ♦ 60  0 | 60 60  0  0  0 | 20 30 12  0  0  0  0  0 | 1  *  *  * *
xx3oo ..&#x ♦  3  3 |  3  0  3  3  0 |  1  0  0  3  0  1  0  0 | * 20  *  * *
xx .. xx&#x ♦  4  4 |  2  2  4  2  2 |  0  1  0  2  2  0  1  0 | *  * 30  * *
.. oo5xx&#x ♦  5  5 |  0  5  5  0  5 |  0  0  1  0  5  0  0  1 | *  *  * 12 *
.x3.o5.x    ♦  0 24 |  0  0  0 24 24 |  0  0  0  0  0 20 30 12 | *  *  *  * 1