of the BirgildaTomino ore cluster (South Urals, Russia) Olga Y. Plotinskaya1,*, Vera D. Abramova1, Elena...(IGEM RAS), Staromonetny per. 35, Moscow 119017, Russia 2 Institute of Experimental Mineralogy Russian...(IEM RAS), Chernogolovka, Moscow region, 142432, Russia 3 John de Laeter Centre for Isotope Research &...molybdenite within two porphyry copper deposits (Kalinovskoe and Birgilda) of the Birgilda-Tomino ore cluster*...ranked as a critical metal in very short supply in Russia (Trach and Beskin, 2011), making the study of the |