facet   cart   hexbk
center  0  0  0
axis  theta 0   phi 0

0af   5 -2.887 -2.5   0 -5.773 -2.5   0 -5.773 2.5   5 -2.887 2.5
0af   0 -5.773 -2.5   -5 -2.887 -2.5   -5 -2.887 2.5   0 -5.773 2.5
0af   -5 -2.887 -2.5   -5 2.886 -2.5   -5 2.886 2.5   -5 -2.887 2.5
0af   -5 2.887 -2.5   0 5.773 -2.5   0 5.773 2.5   -5 2.887 2.5
0af   0 5.773 -2.5   5 2.887 -2.5   5 2.887 2.5   0 5.773 2.5
0af   5 2.887 -2.5   5 -2.887 -2.5   5 -2.887 2.5   5 2.887 2.5
0af   5 2.886 -2.5   0 5.773 -2.5   -5 2.886 -2.5   -5 -2.886 -2.5   0 -5.773 -2.5   5 -2.886 -2.5
0af   5 -2.886 2.5   0 -5.773 2.5   -5 -2.886 2.5   -5 2.886 2.5   0 5.773 2.5   5 2.886 2.5