- vitrinite
- vit·ri·nite
English syllables. 2014.
vitrinite
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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
vitrinite — n the predominant maceral in most coals of intermediate reflectance occurring as substantial volumes of more or less uniformly reflecting material or as a matrix enclosing particles of other macerals and mineral matter or as particles or bands… … Coke&Coal Terminology
vitrinite type — n as used in Test Method D5061, reflectance classes of vitrinite which span 0.1 % reflectance intervals. DISCUSSION This term is commonly referred to as V type. For example, V type 6 includes vitrinite reflectance values from 0.6 through 0.69 %.… … Coke&Coal Terminology
vitrinite — ˈvi.trəˌnīt noun ( s) Etymology: vitrin (from vitrain) + ite : the principal maceral of bright coal … Useful english dictionary
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 — 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
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
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
Inertinite — is oxidized organic material or fossilized charcoal. It is found as tiny flakes within sedimentary rocks. The presence of inertinite is significant in the geological record, as it signifies that wildfires occurred at the time that the host… … Wikipedia
Oil shale geology — Main article: Oil shale Outcrop of Ordovician kukersite oil shale, northern Estonia. Oil shale geology is a branch of geologic sciences which studies the formation and composition of … Wikipedia
