AM_Henritermierite_2
Formula: Mn2 Ca3 Si1.941 O12 H3.8
Name: Henritermierite
Unit cell: 12.1577 12.1577 11.6919 90.0 90.0 90.0 , V=1728.18
Space group: I41/ACD (142)

Armbruster T , Kohler T , Libowitzky E , Friedrich A , Miletich R , Kunz M , Medenbach O , Gutzmer J , American Mineralogist , 86 (2001) p.147-158, Structure, compressibility, hydrogen bonding, and dehydration of the tetragonal, Mn3+ hydrogarnet, henritermierite, Sample: P = 8.6 GPa