AM_Hydroxylclinohumite_6 Formula: Mg7.69 Fe.87 Ti.454 Si4 O18 H.94 Name: Hydroxylclinohumite Unit cell: 4.7313 10.274 13.695 101.029 90.0 90.0 , V=653.41 Space group: P21/B11 (14)

Friedrich A , Lager G A , Kunz M , Chakoumakos B C , Smyth J R , Schultz A J , American Mineralogist , 86 (2001) p.981-989, Temperature-dependent single-crystal neutron diffraction study of natural, chondrodite and clinohumite, Sample: from Val Malenco, Italy at T = 20 K