Portlandite
Nagai T, Ito T, Hattori T, Yamanaka T
Physics and Chemistry of Minerals 27 (2000) 462-466
Compression mechanism and amorphization of portlandite,
Ca(OH)2: structural refinement under pressure
Sample: P = 8.1 GPa
_database_code_amcsd 0008418
3.4575 3.4575 4.451 90 90 120 P-3m1
atom   x   y    z Biso
Ca     0   0    0   .8
OH   1/3 2/3 .266  1.8