Results: 1 - 3 of 3
Dec 31, 1985
Bulletin
… … The Alberta Shield is considered to … complexes. The remnant, central belt of granodioritic to … percent partial melting of the central gneiss belt at … The mean composition of the Alberta Shield is significantly …
Jun 16, 2013
Map
… 000 000 bedrock geology map of Alberta prepared by the Alberta … most of northern and east-central Alberta is based on new … Township 17 and east of Range 4, West of the 6th Meridian. Mapping …
Dec 31, 1959
Bulletin
… shale in the Smoky River area of Alberta, Western Canada. The … Colorado shale in other areas of Alberta and northern Montana. The … the Niobrara Formation of the Central Plains region of the United …