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Showing 1 to 1 of 1 for “"Coal--North Dakota--Mineral inclusions; Lignite--North Dakota--Bowman County"”.
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A mineralogical study of the Harmon lignite bed, Bullion Creek Formation (Paleocene), Bowman County, North Dakota
<p> Study of the Harmon lignite bed at the Gascoyne Mine in Bowman County, North Dakota showed that most of the minerals in the coal lithobodies were detrital in origin and that variable ash deposition during combustion may be caused by variations in types and quantities of mineral phases. </p><p> …