• On the identification of Ti-Ta-Nb-oxides in “wiikites” from Karelia 

      Hosseinpour Khanmiri, M; Goldwirt, D; Platonova, N; Janson, S; Polekhovsky, Yu; Bogdanov, R (National Mining University, 2018-03-30)
      Purpose. With respect to the nature of Ti-Ta-Nb-oxides, which are included in the mineral associations that have historically gone by the now outdated name of “wiikites”, there is no unanimity of opinion. The main difficulty ...