Sedimentary environments and coal-forming mechanism of the Jurassic Yan'an Formation, Huangling mining area, Ordos Basin, China
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Geology topics
R.G. Hobbs
Publications and source records attributed to R.G. Hobbs.
A detailed stratigraphic and quality analysis of the Anderson coal deposit, Johnson County, Wyoming
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Coal exploratory drilling 1980, Recluse and Sheridan .5 degree by 1 degree quadrangles, Campbell, Johnson and Sheridan counties, Wyoming
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Carbonera coal geophysical logging research holes; core descriptions and coal analysis
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Open-File Report↗