Origin and geodynamic evolution of the Archean crust of eastern Finland
The Archaean crust of eastern Finland is composed of three main lithological units: ‒ Gneissic basement. It was originally composed of tonalites, trondhjemites and granodiorites emplaced at 2.86 G.a. and 2.62 G.a. and subsequently transformed into grey gneisses. The parental magmas originated from t...
Main Authors: | , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Geological Society of Finland
1984-12-01
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Series: | Bulletin of the Geological Society of Finland |
Subjects: | |
Online Access: | http://www.geologinenseura.fi/bulletin/Volume56/sgs_bt_056_pages_135_160.pdf |