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forces. The organic matter buried under layers of sediment and subjected to intense heat and pressure developed into
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reef remnants). Although oil and natural gas are the best known of these mineral resources, they also include
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formed along its margins. Uplift the region beginning about 65 million years ago halted
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Alberta
Environment and Sustainable Resource Development
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208:. You can help Knowledge by
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265:Geography of Saskatchewan
157:Alberta Geological Survey
280:Alberta geography stubs
204:location article is a
178:Retrieved 25 May 2015.
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49:Late Cretaceous Period
270:Geography of Manitoba
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255:Geography of Alberta
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131:2016-05-03
111:References
105:petroleum
89:limestone
73:erosional
35:Formation
160:Archived
202:Alberta
87:(e.g.,
61:fossils
99:, and
97:potash
29:Canada
200:This
65:algae
57:reefs
41:Earth
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206:stub
101:salt
93:coal
79:and
63:and
77:oil
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