Results: 1 - 3 of 3
Dec 31, 1966
Earth Sciences Report
… report discusses Ardley zone coal resources in the central Red … the zone, and also a number of coal deposits that have received … 4 units: a coaly shale; an upper coal seam 4 to 6 feet thick with a …
Jul 20, 2011
Open File Report
… to lie wholly within the Taber coal zone and consists largely of … and siltstone, with subordinate coal, carbonaceous mudstone and … immediately above the Taber coal zone, is thought to represent …
Aug 15, 2011
Open File Report
… cross-stratification (SCS). A coal seam at the top of the thick … marks the base of the Taber coal zone, which forms the upper … carbonaceous); a number of coal seams (up to 1.2 m thick); …