Moissanite
Wyckoff R W G
Crystal Structures 1 (1963) 85-237
Second edition. Interscience Publishers, New York, New York
Note: wurtzite structure
_database_code_amcsd 0011553
3.076 3.076 5.048 90 90 120 P6_3mc
atom   x   y    z
Si   1/3 2/3    0
C    1/3 2/3 .385