Helium
Schuch A F, Mills R L
Physical Review Letters 8 (1962) 469-470
Structure of the gamma form of solid He4
Locality: synthetic
Sample: at T = 1.73 K & P = .003 GPa
_database_code_amcsd 0015274
3.650 3.650 5.945 90 90 120 P6_3/mmc
atom   x   y   z
He   1/3 2/3 .25