It either can be thought of as a degenerate 6D segmentotope with zero height, or as a 5D euclidean decomposition of the larger base into smaller bits.

Incidence matrix according to Dynkin symbol

xx3xx3oo *b3ox3oo&#x   → height = 0
(thin || girhin)

o.3o.3o. *b3o.3o.    | 160   * |  1   6   3   0   0   0 |   6   3   6   3   6   3   0   0   0   0   0 |  3  6  3  2   6   3   3   6   1  0  0  0  0  0 |  3  2  1  3  6  1  3  2  0  0  0 | 1  3  2  1 0
.o3.o3.o *b3.o3.o    |   * 480 |  0   0   1   1   2   2 |   0   0   0   1   2   2   2   2   1   4   1 |  0  0  0  0   2   2   1   4   1  1  4  1  2  2 |  0  0  0  1  4  1  2  2  2  2  1 | 0  2  2  1 1
---------------------+---------+------------------------+---------------------------------------------+------------------------------------------------+----------------------------------+-------------
x. .. ..    .. ..    |   2   0 | 80   *   *   *   *   * |   6   0   0   3   0   0   0   0   0   0   0 |  3  6  0  0   6   3   0   0   0  0  0  0  0  0 |  3  2  0  3  6  1  0  0  0  0  0 | 1  3  2  0 0
.. x. ..    .. ..    |   2   0 |  * 480   *   *   *   * |   1   1   2   0   1   0   0   0   0   0   0 |  1  2  2  1   1   0   1   2   0  0  0  0  0  0 |  2  1  1  1  2  0  2  1  0  0  0 | 1  2  1  1 0
oo3oo3oo *b3oo3oo&#x |   1   1 |  *   * 480   *   *   * |   0   0   0   1   2   2   0   0   0   0   0 |  0  0  0  0   2   2   1   4   1  0  0  0  0  0 |  0  0  0  1  4  1  2  2  0  0  0 | 0  2  2  1 0
.x .. ..    .. ..    |   0   2 |  *   *   * 240   *   * |   0   0   0   1   0   0   2   2   0   0   0 |  0  0  0  0   2   2   0   0   0  1  4  1  0  0 |  0  0  0  1  4  1  0  0  2  2  0 | 0  2  2  0 1
.. .x ..    .. ..    |   0   2 |  *   *   *   * 480   * |   0   0   0   0   1   0   1   0   1   2   0 |  0  0  0  0   1   0   1   2   0  1  2  0  2  1 |  0  0  0  1  2  0  2  1  2  1  1 | 0  2  1  1 1
.. .. ..    .x ..    |   0   2 |  *   *   *   *   * 480 |   0   0   0   0   0   1   0   1   0   2   1 |  0  0  0  0   0   1   0   2   1  0  2  1  1  2 |  0  0  0  0  2  1  1  2  1  2  1 | 0  1  2  1 1
---------------------+---------+------------------------+---------------------------------------------+------------------------------------------------+----------------------------------+-------------
x.3x. ..    .. ..    |   6   0 |  3   3   0   0   0   0 | 160   *   *   *   *   *   *   *   *   *   * |  1  2  0  0   1   0   0   0   0  0  0  0  0  0 |  2  1  0  1  2  0  0  0  0  0  0 | 1  2  1  0 0
.. x.3o.    .. ..    |   3   0 |  0   3   0   0   0   0 |   * 160   *   *   *   *   *   *   *   *   * |  1  0  2  0   0   0   1   0   0  0  0  0  0  0 |  2  0  1  1  0  0  2  0  0  0  0 | 1  2  0  1 0
.. x. .. *b3o. ..    |   3   0 |  0   3   0   0   0   0 |   *   * 320   *   *   *   *   *   *   *   * |  0  1  1  1   0   0   0   1   0  0  0  0  0  0 |  1  1  1  0  1  0  1  1  0  0  0 | 1  1  1  1 0
xx .. ..    .. ..&#x |   2   2 |  1   0   2   1   0   0 |   *   *   * 240   *   *   *   *   *   *   * |  0  0  0  0   2   2   0   0   0  0  0  0  0  0 |  0  0  0  1  4  1  0  0  0  0  0 | 0  2  2  0 0
.. xx ..    .. ..&#x |   2   2 |  0   1   2   0   1   0 |   *   *   *   * 480   *   *   *   *   *   * |  0  0  0  0   1   0   1   2   0  0  0  0  0  0 |  0  0  0  1  2  0  2  1  0  0  0 | 0  2  1  1 0
.. .. ..    ox ..&#x |   1   2 |  0   0   2   0   0   1 |   *   *   *   *   * 480   *   *   *   *   * |  0  0  0  0   0   1   0   2   1  0  0  0  0  0 |  0  0  0  0  2  1  1  2  0  0  0 | 0  1  2  1 0
.x3.x ..    .. ..    |   0   6 |  0   0   0   3   3   0 |   *   *   *   *   *   * 160   *   *   *   * |  0  0  0  0   1   0   0   0   0  1  2  0  0  0 |  0  0  0  1  2  0  0  0  2  1  0 | 0  2  1  0 1
.x .. ..    .x ..    |   0   4 |  0   0   0   2   0   2 |   *   *   *   *   *   *   * 240   *   *   * |  0  0  0  0   0   1   0   0   0  0  2  1  0  0 |  0  0  0  0  2  1  0  0  1  2  0 | 0  1  2  0 1
.. .x3.o    .. ..    |   0   3 |  0   0   0   0   3   0 |   *   *   *   *   *   *   *   * 160   *   * |  0  0  0  0   0   0   1   0   0  1  0  0  2  0 |  0  0  0  1  0  0  2  0  2  0  1 | 0  2  0  1 1
.. .x .. *b3.x ..    |   0   6 |  0   0   0   0   3   3 |   *   *   *   *   *   *   *   *   * 320   * |  0  0  0  0   0   0   0   1   0  0  1  0  1  1 |  0  0  0  0  1  0  1  1  1  1  1 | 0  1  1  1 1
.. .. ..    .x3.o    |   0   3 |  0   0   0   0   0   3 |   *   *   *   *   *   *   *   *   *   * 160 |  0  0  0  0   0   0   0   0   1  0  0  1  0  2 |  0  0  0  0  0  1  0  2  0  2  1 | 0  0  2  1 1
---------------------+---------+------------------------+---------------------------------------------+------------------------------------------------+----------------------------------+-------------
x.3x.3o.    .. ..    ♦  12   0 |  6  12   0   0   0   0 |   4   4   0   0   0   0   0   0   0   0   0 | 40  *  *  *   *   *   *   *   *  *  *  *  *  * |  2  0  0  1  0  0  0  0  0  0  0 | 1  2  0  0 0
x.3x. .. *b3o. ..    ♦  12   0 |  6  12   0   0   0   0 |   4   0   4   0   0   0   0   0   0   0   0 |  * 80  *  *   *   *   *   *   *  *  *  *  *  * |  1  1  0  0  1  0  0  0  0  0  0 | 1  1  1  0 0
.. x.3o. *b3o. ..    ♦   6   0 |  0  12   0   0   0   0 |   0   4   4   0   0   0   0   0   0   0   0 |  *  * 80  *   *   *   *   *   *  *  *  *  *  * |  1  0  1  0  0  0  1  0  0  0  0 | 1  1  0  1 0
.. x. .. *b3o.3o.    ♦   4   0 |  0   6   0   0   0   0 |   0   0   4   0   0   0   0   0   0   0   0 |  *  *  * 80   *   *   *   *   *  *  *  *  *  * |  0  1  1  0  0  0  0  1  0  0  0 | 1  0  1  1 0
xx3xx ..    .. ..&#x ♦   6   6 |  3   3   6   3   3   0 |   1   0   0   3   3   0   1   0   0   0   0 |  *  *  *  * 160   *   *   *   *  *  *  *  *  * |  0  0  0  1  2  0  0  0  0  0  0 | 0  2  1  0 0
xx .. ..    ox ..&#x ♦   2   4 |  1   0   4   2   0   2 |   0   0   0   2   0   2   0   1   0   0   0 |  *  *  *  *   * 240   *   *   *  *  *  *  *  * |  0  0  0  0  2  1  0  0  0  0  0 | 0  1  2  0 0
.. xx3oo    .. ..&#x ♦   3   3 |  0   3   3   0   3   0 |   0   1   0   0   3   0   0   0   1   0   0 |  *  *  *  *   *   * 160   *   *  *  *  *  *  * |  0  0  0  1  0  0  2  0  0  0  0 | 0  2  0  1 0
.. xx .. *b3ox ..&#x ♦   3   6 |  0   3   6   0   3   3 |   0   0   1   0   3   3   0   0   0   1   0 |  *  *  *  *   *   *   * 320   *  *  *  *  *  * |  0  0  0  0  1  0  1  1  0  0  0 | 0  1  1  1 0
.. .. ..    ox3oo&#x ♦   1   3 |  0   0   3   0   0   3 |   0   0   0   0   0   3   0   0   0   0   1 |  *  *  *  *   *   *   *   * 160  *  *  *  *  * |  0  0  0  0  0  1  0  2  0  0  0 | 0  0  2  1 0
.x3.x3.o    .. ..    ♦   0  12 |  0   0   0   6  12   0 |   0   0   0   0   0   0   4   0   4   0   0 |  *  *  *  *   *   *   *   *   * 40  *  *  *  * |  0  0  0  1  0  0  0  0  2  0  0 | 0  2  0  0 1
.x3.x .. *b3.x ..    ♦   0  24 |  0   0   0  12  12  12 |   0   0   0   0   0   0   4   6   0   4   0 |  *  *  *  *   *   *   *   *   *  * 80  *  *  * |  0  0  0  0  1  0  0  0  1  1  0 | 0  1  1  0 1
.x .. ..    .x3.o    ♦   0   6 |  0   0   0   3   0   6 |   0   0   0   0   0   0   0   3   0   0   2 |  *  *  *  *   *   *   *   *   *  *  * 80  *  * |  0  0  0  0  0  1  0  0  0  2  0 | 0  0  2  0 1
.. .x3.o *b3.x ..    ♦   0  12 |  0   0   0   0  12   6 |   0   0   0   0   0   0   0   0   4   4   0 |  *  *  *  *   *   *   *   *   *  *  *  * 80  * |  0  0  0  0  0  0  1  0  1  0  1 | 0  1  0  1 1
.. .x .. *b3.x3.o    ♦   0  12 |  0   0   0   0   6  12 |   0   0   0   0   0   0   0   0   0   4   4 |  *  *  *  *   *   *   *   *   *  *  *  *  * 80 |  0  0  0  0  0  0  0  1  0  1  1 | 0  0  1  1 1
---------------------+---------+------------------------+---------------------------------------------+------------------------------------------------+----------------------------------+-------------
x.3x.3o. *b3o. ..    ♦  48   0 | 24  96   0   0   0   0 |  32  32  32   0   0   0   0   0   0   0   0 |  8  8  8  0   0   0   0   0   0  0  0  0  0  0 | 10  *  *  *  *  *  *  *  *  *  * | 1  1  0  0 0
x.3x. .. *b3o.3o.    ♦  20   0 | 10  30   0   0   0   0 |  10   0  20   0   0   0   0   0   0   0   0 |  0  5  0  5   0   0   0   0   0  0  0  0  0  0 |  * 16  *  *  *  *  *  *  *  *  * | 1  0  1  0 0
.. x.3o. *b3o.3o.    ♦  10   0 |  0  30   0   0   0   0 |   0  10  20   0   0   0   0   0   0   0   0 |  0  0  5  5   0   0   0   0   0  0  0  0  0  0 |  *  * 16  *  *  *  *  *  *  *  * | 1  0  0  1 0
xx3xx3oo    .. ..&#x ♦  12  12 |  6  12  12   6  12   0 |   4   4   0   6  12   0   4   0   4   0   0 |  1  0  0  0   4   0   4   0   0  1  0  0  0  0 |  *  *  * 40  *  *  *  *  *  *  * | 0  2  0  0 0
xx3xx .. *b3ox ..&#x ♦  12  24 |  6  12  24  12  12  12 |   4   0   4  12  12  12   4   6   0   4   0 |  0  1  0  0   4   6   0   4   0  0  1  0  0  0 |  *  *  *  * 80  *  *  *  *  *  * | 0  1  1  0 0
xx .. ..    ox3oo&#x ♦   2   6 |  1   0   6   3   0   6 |   0   0   0   3   0   6   0   3   0   0   2 |  0  0  0  0   0   3   0   0   2  0  0  1  0  0 |  *  *  *  *  * 80  *  *  *  *  * | 0  0  2  0 0
.. xx3oo *b3ox ..&#x ♦   6  12 |  0  12  12   0  12   6 |   0   4   4   0  12   6   0   0   4   4   0 |  0  0  1  0   0   0   4   4   0  0  0  0  1  0 |  *  *  *  *  *  * 80  *  *  *  * | 0  1  0  1 0
.. xx .. *b3ox3oo&#x ♦   4  12 |  0   6  12   0   6  12 |   0   0   4   0   6  12   0   0   0   4   4 |  0  0  0  1   0   0   0   4   4  0  0  0  0  1 |  *  *  *  *  *  *  * 80  *  *  * | 0  0  1  1 0
.x3.x3.o *b3.x ..    ♦   0  96 |  0   0   0  48  96  48 |   0   0   0   0   0   0  32  24  32  32   0 |  0  0  0  0   0   0   0   0   0  8  8  0  8  0 |  *  *  *  *  *  *  *  * 10  *  * | 0  1  0  0 1
.x3.x .. *b3.x3.o    ♦   0  60 |  0   0   0  30  30  60 |   0   0   0   0   0   0  10  30   0  20  20 |  0  0  0  0   0   0   0   0   0  0  5 10  0  5 |  *  *  *  *  *  *  *  *  * 16  * | 0  0  1  0 1
.. .x3.o *b3.x3.o    ♦   0  30 |  0   0   0   0  30  30 |   0   0   0   0   0   0   0   0  10  20  10 |  0  0  0  0   0   0   0   0   0  0  0  0  5  5 |  *  *  *  *  *  *  *  *  *  * 16 | 0  0  0  1 1
---------------------+---------+------------------------+---------------------------------------------+------------------------------------------------+----------------------------------+-------------
x.3x.3o. *b3o.3o.    ♦ 160   0 | 80 480   0   0   0   0 | 160 160 320   0   0   0   0   0   0   0   0 | 40 80 80 80   0   0   0   0   0  0  0  0  0  0 | 10 16 16  0  0  0  0  0  0  0  0 | 1  *  *  * *
xx3xx3oo *b3ox ..&#x ♦  48  96 | 24  96  96  48  96  48 |  32  32  32  48  96  48  32  24  32  32   0 |  8  8  8  0  32  24  32  32   0  8  8  0  8  0 |  1  0  0  8  8  0  8  0  1  0  0 | * 10  *  * *
xx3xx .. *b3ox3oo&#x ♦  20  60 | 10  30  60  30  30  60 |  10   0  20  30  30  60  10  30   0  20  20 |  0  5  0  5  10  30   0  20  20  0  5 10  0  5 |  0  1  0  0  5 10  0  5  0  1  0 | *  * 16  * *
.. xx3oo *b3ox3oo&#x ♦  10  30 |  0  30  30   0  30  30 |   0  10  20   0  30  30   0   0  10  20  10 |  0  0  5  5   0   0  10  20  10  0  0  0  5  5 |  0  0  1  0  0  0  5  5  0  0  1 | *  *  * 16 *
.x3.x3.o *b3.x3.o    ♦   0 480 |  0   0   0 240 480 480 |   0   0   0   0   0   0 160 240 160 320 160 |  0  0  0  0   0   0   0   0   0 40 80 80 80 80 |  0  0  0  0  0  0  0  0 10 16 16 | *  *  *  * 1