Vitrain

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vitrain [′vi‚trān]

(geology)

A brilliant black coal lithotype with vitreous luster and cubical cleavage. Also known as pure coal.

Vitrain

one of the components of coal. Its chemical properties are similar to those of the humus substances in peat. The vitrain in coal contains more carbon and has less H, O, and volatile substances in proportion to the degree of transition from the brown coals to anthracite. Vitrain exists in a form of lenses or layers of various thicknesses and is the least cinderlike component of coal.

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No references found			During the period, a number of products and innovations were launched, such as GPRS roaming, Edge, Blackberry(c) services, Vitrain top-up and Wimax. MTN Subscribers Soar to 61,4m as Group Continues to Deliver Solid ... by PR Newswire During the period, a number of products and innovations were launched, such as GPRS roaming, Edge, Blackberry(c) services, Vitrain top-up and Wimax. MTN Subscribers Soar to 61,4m as Group Continues to Deliver Solid ... by PR Newswire Europe			Vitim Plateau Vitimskii Vitka, Vasil Vitkevich Mission Vitkovice Vitkovice Metallurgical Combine Vitkovskii, Vasilii Vitkovskii, Vasilii Vasilevich Vito Volterra Vitold Bialynitskii-Birulia Vitold Kaetanovich Bialynitskii-Birulia Vitold Kaetanovich Miretskii Vitold Karlovich Tseraskii Vitold Miretskii Vitold Tseraskii Vitols, Jazeps Vitoria Vitória Vitoria -Gasteiz Vitoria da Conquista Vitoria, Francisco De Vitosha Vitovt Vitovt Kazimirovich Putna Vitovt Putna Vitrain Vitram, Fedor Vitram, Fedor Fedorovich Vitreoscillaceae vitreous Vitreous Body vitreous chamber vitreous china vitreous copper vitreous enamel vitreous humor vitreous humour vitreous luster vitreous sand vitreous silica vitreous silver vitreous state Vitreous State of Low-Molecular-Weight Compounds vitreous tile vitric vitric tuff Vitrification vitrified vitrified brick vitrified sewer pipe vitrified wheel			Vitoria, Brazil Vitoria, Brazil Vitória, Brazil Vitória, Brazil Vitoria, Espirito Santo, Brazil - Eureco Sales Vitoria, Francisco de Vitoria, Francisco de Vitoria, Spain - Vitoria Vitort Vitosha Vitosha Mountain Vitosha Mountains Vitosha Nature Park Vitovt Vitovt Kazimirovich Putna Vitovt Putna VITP Vitr Vitra Vitra Design Museum Vitrage Vitrage Extérieur Attaché Vitrage Extérieur Collé Vitrage Extérieur Pareclosé Vitrage Isolant Technique vitrailist Vitraille Vitrain Vitram, Fedor Vitram, Fedor Fedorovich Vitrase Vitrase Vitrase Vitrasert Vitravene Vitrax Vitre-o-electic vitrectomies vitrectomies vitrectomy vitrectomy Vitrectomy Via Pars Plana vitreitis Vitrella vitreo- vitreocentesis vitreodentin vitreodentine Vitreol Vitreol Vitreol vitreomacular hyaloid attachment Vitreomacular Traction Syndrome vitreophage vitreoretinal vitreoretinal choroidopathy syndrome Vitreoretinochoroidopathy Vitreoscillaceae

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