Fig. 2: Wyckoff position of ML Nb3TeCl7.

a The black hexagons represent unit cell with C3 symmetry. The English letters a, b and c inside the unit cell indicate the maximal Wyckoff positions. b, c The Wannier center at position c and b for Configuration 1, which is stacked by big triangles. d The Wannier center at position a for Configuration 2, which is stacked by small triangles.