About this document
Geological Features of Fennoscandia by ado mika is a document available to read on EtoBox.
The document summarizes the geological features of Fennoscandia, including its Archaean and Palaeoproterozoic components. The Archaean crust consists of four provinces dominated by 2.9-2.7 billion year old granitoids. Rifting began around 2.4 billion years ago, covered large areas with sedimentary rocks between 2.05-1.98 billion years. The main Palaeoproterozoic events were the 1.94-1.86 billion year Lapland-Kola orogen and the 1.92-1.79 billion year composite Svecofennian orogen that produced large volumes
- Author
- ado mika
- Language
- EN