Maneckiite, ideally NaCa2Fe2+2(Fe3+Mg)Mn2(PO4)6(H2O)2, a new phosphate mineral of the wicksite supergroup from the Michalkowa pegmatite, Gory Sowie Block, southwestern Poland
Authors of publication
Pieczka, A.; Hawthorne, F. C.; Golebiowska, B.; Wlodek, A.; Grochowina, A.