AM_Lizardite_4 Formula: Si2 Mg3 O9 H4 Name: Lizardite Unit cell: 5.338 5.338 7.257 90.0 90.0 120.0 , V=179.08 Space group: P31M (157)

Mellini M , Viti C , American Mineralogist , 79 (1994) p.1194-1198, Crystal structure of lizardite-1T from Elba, Italy, Sample: MFN3-6, Note: U(1,2) for Si, O2 and O4 have been changed to match symmetry constraints.