The Canadian Shield is predominantly composed of rocks of Precambrian age. It contains numerous belts and isolated masses of volcanic and sedimentary rocks in which many of the gold and base metal deposits of Canada are found. These however, represent only a small part of the "Shield". The· bulk of it is composed of gneisses and schists, believed to bave been formed from ancient sedimentary, volcanic, and plutonic rocks, by metamorphism. [...]
| Identifer | oai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.118874 |
| Date | January 1951 |
| Creators | Gillies, Norman Bain. |
| Contributors | Gill, J. (Supervisor) |
| Publisher | McGill University |
| Source Sets | Library and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada |
| Language | English |
| Detected Language | English |
| Type | Electronic Thesis or Dissertation |
| Format | application/pdf |
| Coverage | Doctor of Philosophy. (Department of Geological Sciences. ) |
| Rights | All items in eScholarship@McGill are protected by copyright with all rights reserved unless otherwise indicated. |
| Relation | alephsysno: NNNNNNNNN, Theses scanned by McGill Library. |
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