AM_Krautite
Formula: Mn As O5 H2
Name: Krautite
Unit cell: 8.012 15.956 6.801 90.0 96.6 90.0 , V=863.67
Space group: P1211 (4)

Catti M , Franchini-Angela M , American Mineralogist , 64 (1979) p.1248-1254, Krautite, Mn(H2O)(AsO3OH): crystal structure, hydrogen bonding and relations, with haidingerite and pharmacolite