AM_Silicon_4 Formula: Si Name: Silicon Unit cell: 8.0242 4.7961 4.776 90.0 90.0 90.0 , V=183.80 Space group: CMCA (64)

Hanfland M , Schwarz U , Syassen K , Takemura K , Physical Review Letters , 82 (1999) p.1197-1200, Crystal structure of the high-pressure phase silicon VI, Locality: synthetic, Sample: at P = 38.4 GPa, Note: phase VI