New data concerning the age and composition of intrusion complexes of the northern part of Balygychan-Sugoi rift depression (North- Eastern Russia)

• Published in: Vestnik of Saint Petersburg University. Earth Sciences
• Main Authors: Petrova, Marina N., Petrov, Semen Yu., Kurapov, Mikhail Yu.
• Format: Article in Journal/Newspaper
• Language: Russian
• Published: St Petersburg State University 2021
• Subjects: Balagycha-Sugoi riftogenic band; intrusive formations; U-Pb dating; petrogeochemical characteristics; granitoids; Northeast Russia; Dukat; Krasin; Okhotsk; Omsukchan; Chukotka
• Online Access: https://doi.org/10.21638/spbu07.2021.309; http://hdl.handle.net/11701/33541

The Balagychan-Sugoi (Omsukchan) riftogeneous depression is described by different authors both as a part of the Okhotsk-Chukotka volcanic belt (OCVB) and as a separate structure. The unique Dukat gold and silver deposit and many other ore deposits including rare metal, such as Arylah, Lunnoe, Askol...