Manganobadalovite, NaNaMn(MgFe 3+)(AsO 4) 3 , a New Alluaudite-Group Mineral from the Tolbachik Volcano, Kamchatka, Russia. - Koshlyakova, Natalia N.; Pekov, Igor V.; Belakovskiy, Dmitry I.; Vigasina, Marina F.; Zubkova, Natalia V.; Agakhanov, Atali A.; Britvin, Sergey N.; Turchkova, Anna G.; Zhitova, Elena S.; Sidorov, Evgeny G.; Pushcharovsky, Dmitry Yu. (Minerals (2075-163X), 2026)