In Arctic: Geology The Baltic (or Scandinavian) Shield, centred on Finland, includes all of northern Scandinavia (except the Norwegian coast) and the northwestern corner of Russia. The two other blocks are smaller. The Angaran Shield is exposed between the Khatanga and Lena rivers in north-central Siberia and the Aldan… Read More
Atlantic Ocean
In Baltic Sea: Coastal features …ancient rock mass of the Baltic Shield outcrop along the northern coasts, partly obscured by glacial drift and marine deposits, they are often fringed by the low, rocky islands known as a skerry guard. These are most numerous in the Saltsjön (Salt Bay) between Stockholm and the open waters of… Read More
composition and age
In Norway: Land …occupies part of northern Europe’s Fennoscandian Shield. The extremely hard bedrock, which consists mostly of granite and other heat- and pressure-formed materials, ranges from one to two billion years in age. Read More
Europe
In Europe: Geologic history …in the continent is the Baltic Shield, which has been eroded down to a low relief. The youngest rocks occur in the Alpine system, which still survives as high mountains. Between those belts are basins of sedimentary rocks that form rolling hills, as in the Paris Basin and southeastern England,… Read More
location and extent
In continental shield The Baltic, or Fennoscandian, Shield occupies most of Finland and Sweden, as well as eastern Norway. It is bordered on the west by the Caledonian Belt of younger, folded rocks. Shield areas are not recognized in central Europe, but farther south nearly one-half of the continent… Read More
Precambrian rocks
In Precambrian: Occurrence and distribution of Precambrian rocks … in Siberia in Russia; the Baltic Shield that includes much of Sweden, Finland, and the Kola Peninsula of far northern Russia; the Superior and Slave provinces in Canada; and the Yilgarn and Pilbara blocks in Western Read More
