AM_Mg3Si4O10(OH)2_H2O_1 Formula: Si4 Mg3 O13 H5.92 Name: Mg3Si4O10(OH)2*H2O Unit cell: 5.3007 9.186 10.185 90.0 99.97 90.0 , V=488.44 Space group: C12/M1 (12)

Zanazzi P F , Comodi P , Nazzareni S , Rotiroti N , van Smaalen S , Physics and Chemistry of Minerals , 34 (2007) p.23-29, Behavior of 10-A phase at low temperatures, Sample: T = 293 K