AM_Poldervaartite_1
Formula: Ca2 Si O5
Name: Poldervaartite
Unit cell: 9.34 9.22 10.61 90.0 90.0 90.0 , V=913.68
Space group: PBCA (61)

Heller L , Acta Crystallographica , 5 (1952) p.724-728, The structure of dicalcium silicate alpha-hydrate, Locality: synthetic Ca2SiO3OHOH