cutinite

n
a liptinite maceral in the form of a sheet reflecting its origin from leaf- or twig-covering plant cuticle, frequently exhibiting reticulation in planar section and a serrated edge in cross section.

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

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  • Cutinite — is a liptinite maceral formed from terrestrial plant cuticles, and often found in coal deposits. It is classified as a Type II kerogen.[1][2] References ^ Unicorns in the Garden of Good and Evil: Part 2 Coal by E R Crain, Can Soc Petrol Geol… …   Wikipedia

  • 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

  • Maceral — A maceral is a component of coal or oil shale. The term maceral in reference to coal is analogous to the use of the term mineral in reference to igneous or metamorphic rocks. Examples of macerals are inertinite, vitrinite and liptinite.… …   Wikipedia

  • 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

  • coal — coalless, adj. /kohl/, n. 1. a black or dark brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel. Cf. anthracite, bituminous coal, lignite. 2. a piece of glowing, charred, or burned wood or other… …   Universalium

  • maceral — ▪ organic compound        Petrologic components in coal and their groupings Petrologic components in coal and their groupingsany of the numerous microscopically recognizable, individual organic constituents of coal with characteristic physical… …   Universalium

  • 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

  • maceral — n an organic substance in coal that is distinguished and classified on the basis of its optical microscopic properties. DISCUSSION Macerals originate from plant tissues, secretions, and exudates that have been altered by geological processes and… …   Coke&Coal Terminology

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