Prolonged parallel chronology of distinct TTG types in the Lake Inari terrain, Arctic Fennoscandia: Implications for stratified stationary plume-related source

• Main Authors: Joshi, Kumar Batuk, Halla, Jaana, Kurhila, Matti, Heilimo, Esa
• Other Authors: Department of Geosciences and Geography, Earth Sciences Unit
• Format: Article in Journal/Newspaper
• Language: English
• Published: Elsevier Scientific Publ. Co 2024
• Subjects: Other natural sciences; Archaean; high-HREE TTG; low-HREE TTG; porphyritic granitoid; U-Pb geochronology; stationary mantle plume; Arctic; Inari; Fennoscandia; Lapland
• Online Access: http://hdl.handle.net/10138/586366

Revealing Archean crust-formation processes requires understanding of geochemical and chronological differences in granitoids. During the early evolution of Earth's felsic crust, large amounts of tonalite-trondhjemite-granodiorites (TTGs) were formed, making up most of the Archaean crust preser...