CG Rendering with inked numbers
This is a D16 with a tetrahedral symmetry.
12 out of 16 of its faces are in contact with each other, forming the vertices of a truncated tetrahedron. The 4 other faces are at the center of the hewxagones of this truncated tetrahedron and are touching no other face (rattlers).
2.21 w x
2.21 d x
0.87 w x
0.87 d x