AM_Lizardite
Formula:
Si2 Mg3 O9 H4
Name:
Lizardite
Unit cell:
5.332 5.332 7.233 90.0 90.0 120.0 , V=178.09
Space group:
P31M (157)
Mellini M , American Mineralogist , 67 (1982) p.587-598, The crystal structure of lizardite 1T: hydrogen bonds and polytypism