AM_Todorokite
Formula: Mn6 O15.16 H3.16
Name: Todorokite
Unit cell: 9.764 2.8416 9.551 90.0 94.06 90.0 , V=264.33
Space group: P12/M1 (10)

Post J E , Bish D L , American Mineralogist , 73 (1988) p.861-869, Rietveld refinement of the todorokite structure, Sample: South Africa Ka