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 = 4.3 GPa
_database_code_amcsd 0008416
3.5104 3.5104 4.6294 90 90 120 P-3m1
atom   x   y    z Biso
Ca     0   0    0  .27
OH   1/3 2/3 .249   .9