Calcite
Antao S M, Hassan I
The Canadian Mineralogist 48 (2010) 1225-1236
Temperature dependence of the structural parameters
in the transformation of aragonite to calcite,
as determined from in situ synchrotron powder X-ray-diffraction data
Locality: Cuenca, Spain
Note: T = 644 C
Note: P = 101 kPa
_database_code_amcsd 0017866
4.9761 4.9761 17.4163 90 90 120 R-3c
atom      x y   z  Uiso
Ca        0 0   0 .0401
C         0 0 .25  .070
O1    .2500 0 .25  .070