Adakitic magmas: modern analogues of Archaean granitoids

• Published in: Lithos Vol. 46; no. 3; pp. 411 - 429
• Main Author: Martin, Hervé
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.03.1999
• Subjects: Adakite; Archaean; Geochemistry; Granitoid; Subduction; Geochemistry; Archaean; Granitoid; Adakite; Subduction

Both geochemical and experimental petrological research indicate that Archaean continental crust was generated by partial melting of an Archaean tholeiite transformed into a garnet-bearing amphibolite or eclogite. The geodynamic context of tholeiite melting is the subject of controversy. It is assum...