AM_Ellenbergerite_4 Formula: Mg3.49 Al3 Fe.03 Ti.6 Zr.02 Si3.98 P.02 O19 H5 Name: Ellenbergerite Unit cell: 12.24 12.24 4.925 90.0 90.0 120.0 , V=639.00 Space group: P63 (173)

Comodi P , Zanazzi P F , European Journal of Mineralogy , 5 (1993) p.831-838, Structural study of ellenbergerite. Part II: Effects of high pressure, Sample: I, P = 4 kbar