Geochemistry and Emplacement of Post-collisional Shoshonitic Dyke Swarms, NW of Iran

• 作 者: A.Jahangiri M.Fadaeian A.Songjian
• 机 构: Department of Earth Sciences, University of Tabriz,Department of Geology, Payame Noor University,Sta
• 出 处: Acta Geologica Sinica(English Edition)
• 发表日期: 2016年S1期
• 关键词: volcanic basalt subduction magma depletion north geochemical mantle melting isot

About 300 mafic dykes are intruded Eocene volcanic and pyroclastic rocks,north east of Meshkinshahr city in the NW of Iran.Most of dyke swarms display NNE-SSE trend.Their composition varies from basalt to tephrite and

About 300 mafic dykes are intruded on Eocene volcanic and pyroclastic rocks, north east of Meshkinshahr city in the NW of Iran. Most of dyke swarms display NNE-SSE trend. Their composition varies from basalt to tephrite and