Found 5 datasets matching filters.
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For the open-file report we collected new coking coal samples from Alabama, Kentucky, Oklahoma and Arkansas and analyzed them for proximate and ultimate analyses; calorific value; sulfur forms;...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
In this study, organic petrology and Osmium isotope (187Os/188Os) stratigraphy, major and trace element, and programmed pyrolysis analysis were performed on five outcrop samples from western New...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
A U.S. Geological Survey (USGS) provisional geochemical and mineralogical database for hydrocarbon-rich shale in the Appalachian region has been compiled by Catherine Enomoto, Frank Dulong and...
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Semifusinite and fusinite macerals are formed through carbonization of plant material in naturally occurring wildfires. Both macerals, belonging to the inertinite maceral group, are carbon-rich...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
Conventional methods of assessing organic matter (OM) thermal maturity have limitations and often fail to reflect the geochemical heterogeneity between individual organic phases in mudstone...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03