AM_Cobaltarthurite
Formula: (Co.59 Mg.27 Mn.08 Ni.02 Cu.02 Ca.02) Fe2 (As1.98 P.01 S.01) O14 H2
Name: Cobaltarthurite
Unit cell: 10.2694 9.679 5.5723 90.0 94.277 90.0 , V=552.33
Space group: P121/C1 (14)

Raudsepp M , Pani E , The Canadian Mineralogist , 40 (2002) p.733-737, The crystal structure of cobaltarthurite, CoFe2(AsO4)2(OH)2.4H2O:, A Rietveld refinement