Fluorite Inlaid by Basnдsite From Syenites of the Velykovyska Massif (Ukrainian Shield) as Evidence of the Existence of a Carbonate-Fluoride Melt - H. O. Kulchytska; V. M. Belskyi; O. A. Vyshnevskyi; S. H. Kryvdik (Mineralogical journal, 2021)