exinite

Deprecated term. Use preferred term liptinite; sometimes has also been used as a synonym for sporinite.

ASTM D121-09a Standard Terminology of Coal and Coke. 2014.

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  • Exinite — Formerly, in coal geology, exinite was an umbrella term, used when referring to the finely ground and macrerated remains, originally formed by spores, pollen, dinoflagellate cysts, leaf cuticles, plant resins and waxes, as found in coal deposits …   Wikipedia

  • exinite — ex·i·nite …   English syllables

  • exinite — ˈeksəˌnīt noun ( s) Etymology: exine + ite : organic material that occurs in coal and that is composed essentially of spores, spore debris, and cuticular matter …   Useful english dictionary

  • Kerogen — is a mixture of organic chemical compounds that make up a portion of the organic matter in sedimentary rocks. [ [http://www.glossary.oilfield.slb.com/Display.cfm?Term=kerogen Oilfield Glossary] ] It is insoluble in normal organic solvents because …   Wikipedia

  • Petrologic components in coal and their groupings — ▪ Table Petrologic components (macerals) in coal and their groupings maceral grouping in Europe macerals maceral grouping in the United States name in Europe* name in the United States** vitrinite telinite megascopic anthraxylon attrital… …   Universalium

  • CHARBONS — Toute une série de roches sédimentaires, tourbe, lignite et houille, entre autres, résultent de la transformation d’anciens végétaux terrestres. Les débris de plantes mortes sont normalement détruits à l’air, mais noircissent sous l’eau par… …   Encyclopédie Universelle

  • Coal — Sedimentary Rock Anthracite coal Composition Primary carbon Secondary hydrogen, sulfur …   Wikipedia

  • Bituminous coal — is a relatively soft coal containing a tarlike substance called bitumen. It is of higher quality than lignite coal but poorer quality than anthracite coal. Bituminous coal is an organic sedimentary rock formed by diagenetic and submetamorphic… …   Wikipedia

  • Vitrinite — is one of the primary components of coals and most sedimentary kerogens. Vitrinite is a type of maceral, where macerals are organic components of coal analogous to the minerals of rocks. Vitrinite has a shiny appearance resembling glass… …   Wikipedia

  • Cannel coal — Cannel coal, also known as candle coal, is a type of coal, also classified as terrestrial type oil shale, with a large amount of hydrogen, which burns easily with a bright light and leaves little ash.Cannel coal consists of micrinites, macerals… …   Wikipedia

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