Manganrockbridgeite, Mn<sup>2+</sup><sub>2</sub>Fe<sup>3+</sup><sub>3</sub>(PO<sub>4</sub>)<sub>3</sub>(OH)<sub>4</sub>(H<sub>2</sub>O), a new member of the rockbridgeite group, from the Hagendorf-Süd pegmatite, Oberpfalz, Bavaria
European journal of mineralogy