Acronym	sniddap
Name	s2s3s5s, snub-dodecahedral antiprism, non-uniform alternation of griddip
Circumradius	...
Face vector	120, 480, 544, 184
Confer	general polytopal classes: isogonal
External links

No uniform realisation is possible, as can be seen from the vertex figure.

Incidence matrix according to Dynkin symbol

s2s3s5s

demi( . . . . ) | 120 |  1  1  1  1   2   2 |  1  1   3   3   3   3 |  1  1  1 1   4
----------------+-----+---------------------+-----------------------+---------------
      s2s . .   |   2 | 60  *  *  *   *   * |  0  0   2   2   0   0 |  1  1  0 0   2
      s 2 s .   |   2 |  * 60  *  *   *   * |  0  0   2   0   2   0 |  1  0  1 0   2
      s  2  s   |   2 |  *  * 60  *   *   * |  0  0   0   2   2   0 |  0  1  1 0   2
      . s 2 s   |   2 |  *  *  * 60   *   * |  0  0   0   2   0   2 |  0  1  0 1   2
sefa( . s3s . ) |   2 |  *  *  *  * 120   * |  1  0   1   0   0   1 |  1  0  0 1   1
sefa( . . s5s ) |   2 |  *  *  *  *   * 120 |  0  1   0   0   1   1 |  0  0  1 1   1
----------------+-----+---------------------+-----------------------+---------------
      . s3s .   ♦   3 |  0  0  0  0   3   0 | 40  *   *   *   *   * |  1  0  0 1   0
      . . s5s   ♦   5 |  0  0  0  0   0   5 |  * 24   *   *   *   * |  0  0  1 1   0
sefa( s2s3s . ) |   3 |  1  1  0  0   1   0 |  *  * 120   *   *   * |  1  0  0 0   1
sefa( s2s 2 s ) |   3 |  1  0  1  1   0   0 |  *  *   * 120   *   * |  0  1  0 0   1
sefa( s 2 s5s ) |   3 |  0  1  1  0   0   1 |  *  *   *   * 120   * |  0  0  1 0   1
sefa( . s3s5s ) |   3 |  0  0  0  1   1   1 |  *  *   *   *   * 120 |  0  0  0 1   1
----------------+-----+---------------------+-----------------------+---------------
      s2s3s .   ♦   6 |  3  3  0  0   6   0 |  2  0   6   0   0   0 | 20  *  * *   *
      s2s 2 s   ♦   4 |  2  0  2  2   0   0 |  0  0   0   4   0   0 |  * 30  * *   *
      s 2 s5s   ♦  10 |  0  5  5  0   0  10 |  0  2   0   0  10   0 |  *  * 12 *   *
      . s3s5s   ♦  60 |  0  0  0 30  60  60 | 20 12   0   0   0  60 |  *  *  * 2   *
sefa( s2s3s5s ) ♦   4 |  1  1  1  1   1   1 |  0  0   1   1   1   1 |  *  *  * * 120

starting figure: x x3x5x