EESA06H3 Chapter Notes - Chapter 7: Abitibi Greenstone Belt, Algoman Orogeny, Huronian Supergroup
Document Summary
The canadian shield is a large area of precambrian rock exposed at surface across much of canada. These rocks form the central core of north america, and are a vital part of canada"s history and economy. This module explores how the canadian shield was formed and why it is important to ontarians. By the end of this module, you will be able to: Identify the common rock types of the canadian shield. Relate the geological provinces of the canadian shield in ontario to key events in earth"s history. Describe the terrane concept in relation to the building of the canadian shield. The canadian shield of ontario (3. 18 billion years ago 2. 50 billion years ago: superior province and the kenoran orogeny. The superior province was formed during the archean era when sub-provinces collided to form ribbons of alternating granite-greenstone belts and metasedimentary belts .
