Vitrinite group ( Russian vitrinite group , English vitrinites , German Vitrinitgruppe ) is a group of microcomponents of fossil coal (macerals), which is identified by petrographic studies of coal under a microscope.
Vitrinite Density
Depending on the degree of metamorphism, the density of vitrinite varies from about 1.3 to 2.0 g / cm 3
Literature
- Small mountain encyclopedia . In 3 t. = Mala gіrnicha encyclopedia / (In Ukrainian). Ed. V.S. Beletsky . - Donetsk: Donbass, 2004. - ISBN 966-7804-14-3 .
- B. І. Saranchuk , V.V. Oshovskiy, G.A. Vlasov, V.S. Biletsky . Fundamentals of chemistry and physics of combustible kopalin. - Donetsk: Skhidny vidavnichy dim , 2008. - p. 600. ISBN 978-966-317-024-4
- Matsenko G., Biletsky V., Shendrik T. A short vocabulary from petrography vugіllya. - Donetsk: Scheid. seen dim, 2011 .-- 74 s.