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Showing 1 to 2 of 2 for “"coal petrography"”.
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Petrography, chemical composition, and stratigraphic setting of the coals of North-Central Missouri
… a core drilling program to learn more about the coals in north-central Missouri. The stratigraphic setting and chemical and petrographic characteristics of 43 complete samples of coal recovered from 13 diamond drill holes in the exploration program in north-central Missouri are major …
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Palynological, organic-petrographical and organic-geochemical investigations on coals and sediments of the Duckmantian, Ruhr Basin, Germany
… focuses on the quality, quantity and maturity of coal and dispersed terrigenous organic matter. Furthermore, kerogen concentrates and coal-mineral-mixtures also were analysed. For the sampled interval samples show a vitrinite reflectance between 0.75 and 1.0% with an increase of maturity towards …