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OFR 1983-16

Structural and Sedimentological Framework of Lower Cretaceous Coal-Bearing Rocks in the Grande Cache Area, Alberta

Structural and Sedimentological Framework of Lower Cretaceous Coal-Bearing Rocks in the Grande Cache Area, Alberta Place Keywords 83e 83f alberta grande cache Theme Keywords coal lower cretaceous sedimentological framework structural ... Show Abstract

Langenberg, C.W.  1983-09-01

OFR 1993-08

Evaluation of the Economic Mineral Potential in the Andrew Lake-Charles Lake Area of Northeast Alberta

The Alberta Geological Survey (AGS) assessed 88 mineral occurrences in the Andrew Lake Charles Lake area of northeastern Alberta as part of the Canada-Alberta Partnership Agreement on Mineral Development. A complete database has been gathered which ... Show Abstract

Langenberg, C.W.  Salat, H.  Turner, A.  Eccles, D.R.  1993-01-01

OFR 1992-23

Field Guide to the Structural Geology of the Nordegg Area, Alberta

Structures encountered can be characterized as folds, thrust faults, normal faults and tear faults (related to lateral ramps). A basal detachment above the Precambrian basement places the rocks in the thin-skinned style of deformation (McMechan and ... Show Abstract

Langenberg, C.W.  Erdmer, P.  1992-10-25

OFR 1994-05

Mineral Occurrences of the Selwyn and Leland Lakes Areas, Northeast Alberta

The Selwyn lake area is underlain by granite gneisses of Archean age, which include two separate belts of high grade metasediments. To the east of the area and parallel to Selwyn Lake, the granite gneisses are affected by mylonitization.Massive ... Show Abstract

Langenberg, C.W.  Salat, H.P.  Eccles, D.R.  1994-01-01

OFR 1991-19

Geology, Coal Mining and Coal-Bed Methane Potential of the Nordegg Area, Alberta

Geology, Coal Mining and Coal-Bed Methane Potential of the Nordegg Area, Alberta Examples of deposition related to deep marine, shallow marine, coastal plain, swamp, alluvial flood plain and alluvial channel environments will be observed and the ... Show Abstract

Langenberg, C.W.  Richardson, R.  1991-09-01

OFR 1996-09

The Provenance of Diamond Indicator Minerals in Bedrock of the Hinton Area, Alberta Foothills

The Provenance of Diamond Indicator Minerals in Bedrock of the Hinton Area, Alberta Foothills Bedrock sampling confirmed that diamond indicator minerals are present in Cretaceous and Tertiary rocks of the Hinton area, Alberta. Based on bedrock ... Show Abstract

Langenberg, C.W.  Skupinski, A.  1996-01-01

OFR 1990-12

Geology of the Cadomin East (83F/3) Mapsheet

The largely Tertiary Coalspur Formation contains the major economic coal seams, which were mined in the past and may well be mined in the near future. [...]the upper Brazeau Formation contains coal seams up to 4 meters thick. The Mercoal band is ... Show Abstract

Langenberg, C.W.  Fietz, D.W.  1990-08-01

OFR 1988-06

An Initial Assessment of Controls of Coal Quality Variation in the Cadomin-Luscar Coalfield

The economic Jewel Seam forms part of the Lower Cretaceous Gates Formation and has a stratigraphic thickness of 10 m. Its depositional setting was on a coastal plain, well removed from marine clastic influences. Shortening of the strata by folding ... Show Abstract

Langenberg, C.W.  MacDonald, D.E.  Kalkreuth, W.D.  Strobl, R.S.  Bahnsen, B.  1988-09-01

OFR 1988-10

Sedimentation and Deformation of Lower Cretaceous Strata of the Cadomin-Luscar Coal Field, Alberta

The objective of this field trip is to examine Lower Cretaceous coal-bearing rocks of the Rocky Mountain Foothills in the Cadomin-Luscar area of central Alberta. Participants will have an opportunity to observe at first hand the lithology and ... Show Abstract

Langenberg, C.W.  MacDonald, D.E.  Kalkreuth, W.D.  1988-01-01

OFR 1989-09

Geology and Coal Quality of the Cadomin-Luscar Coal Field, Alberta

Examples of deposition related to shallow marine, coastal plain, swamp, alluvial flood plain and alluvial channel environments will be observed and the evidence for this interpretation will be discussed. Fresh coal outcrops will be observed in the ... Show Abstract

Langenberg, C.W.  MacDonald, D.E.  Kalkreuth, W.D.  1989-04-01