AM_Wickmanite
Formula: Mn Sn H6 O6
Name: Wickmanite
Unit cell: 7.8744 7.8744 7.8744 90.0 90.0 90.0 , V=488.26
Space group: PN3 (201)

Basciano L C , Peterson R C , Roeder P L , The Canadian Mineralogist , 36 (1998) p.1203-1210, Description of schoenfliesite, MgSn(OH)6, and roxbyite, Cu1.72S, from a 1375 BC shipwreck,, and rietveld neutron-diffraction refinement of synthetic schoenfliesite, wickmanite,, MnSn(OH)6, and burtite, CaSn(OH)6, Locality: a 1375 BC shipwreck