(NqNTARX (B/s - (NsREBRODOLXSKIJ(B, (NbORIS iWANOWI^s; (NaKADEMIQ nAUK sssrs ((NmOSKWA (B:s (NnAUKA (B,s, 1984)
(NbIBLIOGR(B.: (NS(B. 107 - 108s
Keywords: (NmINERALOGIQs -- (Nsssrs; (NdRAGOCENNYE KAMNIs