Cherty rocks in the petroliferous Bazhenovo Formation within the Krasnoleninsk Dome (West Siberia)статья
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Дата последнего поиска статьи во внешних источниках: 17 июня 2020 г.
Аннотация:The petroliferous Bazhenovo Formation in the West Siberian Basin belongs to a horizon of the same name whose age range established from faunal remains varies from Volgian to Volgian-Hauterivian. The active examination of the Bazhenovo Formation that many research groups have been undertaking for more than 30 years has revealed a wide variety of its rocks, among which cherty rocks occupy a significant place. Their specific features are related to the metastability of biogenic silica, to the abundance of organic matter, and to the presence of tephra material and other admixtures that have determined their specific oil generation and reservoir properties. In this connection, the typification of the cherty rocks from the Bazhenovo Formation is of particular interest.