(NwOSPOMINANIQ O KAMNE (B/s - (NfERSMAN(B, (NaLEKSANDR eWGENXEWI^(B.s ((NmOSKWA (B: s (NiZD(B-(NWO aKAD(B. (NNAUK sssr(B,s, 1959)
Keywords: (NmINERALYs