AM_Kaolinite
Formula: Al2 Si2 O9 H4
Name: Kaolinite
Unit cell: 5.1554 8.9448 7.4048 91.7 104.862 89.822 , V=329.89
Space group: C1 (1)

Bish D L , Von Dreele R B , Clays and Clay Minerals , 37 (1989) p.289-296, Rietveld refinement of non-hydrogen atomic positions in kaolinite, Locality: Keokuk, Iowa, USA, Note: clay