#vertex 
12
0 -0.525731 0.850651 
0.850651 0 0.525731 
0.850651 0 -0.525731 
-0.850651 0 -0.525731 
-0.850651 0 0.525731 
-0.525731 0.850651 0 
0.525731 0.850651 0 
0.525731 -0.850651 0 
-0.525731 -0.850651 0 
0 -0.525731 -0.850651 
0 0.525731 -0.850651 
0 0.525731 0.850651 
#element_face
20
6 2 1 
2 7 1 
5 4 3 
8 3 4 
11 5 6 
10 6 5 
2 10 9 
3 9 10 
9 8 7 
0 7 8 
1 0 11 
4 11 0 
10 2 6 
11 6 1 
10 5 3 
11 4 5 
9 7 2 
0 1 7 
8 9 3 
0 8 4