AM_Calcite_3 Formula: Ca C O3 Name: Calcite Unit cell: 4.984 4.984 17.121 90.0 90.0 120.0 , V=368.31 Space group: R-3C (167)

Markgraf S A , Reeder R J , American Mineralogist , 70 (1985) p.590-600, High-temperature structure refinements of calcite and magnesite, Sample: T = 200 C