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 Date: 2012-04-03 16:55:12Energy Economic geology Chemistry Geology Fuels Bituminous coal Anthracite Coal companies of Australia Coal-mining region Coal mining Coal Sedimentary rocks |
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Date: 2012-04-03 16:55:12Energy Economic geology Chemistry Geology Fuels Bituminous coal Anthracite Coal companies of Australia Coal-mining region Coal mining Coal Sedimentary rocks |
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IN THIS MODULE Page EVOLUTION Coal’s continuing evolution 2