platinum-group minerals from the Ognit complex, Irkutskaya oblast, Eastern Sayans, Russia Gennadiy I. Shvedov and...rare compounds are reported from the Ognit ultramaficmafic complex of Neoproterozoic age, located at the...Siberian metallogenic province, Eastern Sayans, Russia. The first association includes Ru-Os disulphides...likely is a Sb-dominant analogue of cabriite or taimyrite. Various species of ore minerals are present,...the Ognit complex. Key words: platinum-group minerals, Neoproterozoic, ultramafic-mafic complex, Ognit |