Vertical coal seam – Geology – overview – Te Ara Encyclopedia of

This thick, vertical coal seam at Garvey Creek, east of Reefton, shows mine workings in the 1950s. The seam is part of the Brunner coal measures, deposited as a peat swamp about 37 million years ago. The swamp deposits were later deeply buried, forming coal

Ignimbrite at Cathedral Cove – Geology – overview – Te Ara Encyclopedia of New Zealand

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Twenty-sixth report, Bureau of Mines - Geology Ontario

Paleoenvironment reconstruction and peat-forming conditions of Neogene paralic coal sequences from Mukah, Sarawak, Malaysia

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Evaluation of a coal seam sequence in the surface mine V. Schleenhain Organische Petrologie - mobile RFA - Flözmodellierung - Feldgeologie

Investigation of the effects of coal seam slope and top coal drawn height on top coal recovery ratio in longwall top coal caving method applied in steep inclined thick coal seams

Paleoenvironment reconstruction and peat-forming conditions of Neogene paralic coal sequences from Mukah, Sarawak, Malaysia