AM_Spurrite Formula: Ca5 Si2 C O11 Name: Spurrite Unit cell: 10.484 6.712 14.156 90.0 101.27 90.0 , V=976.93 Space group: P121/A1 (14)

Grice J D , The Canadian Mineralogist , 43 (2005) p.1489-1500, The structure of spurrite, tilleyite and scawtite,, and relationships to other silicate-carbonate minerals, Locality: Cornet Hill, Apuseni Mountains, Romania