coalified

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• New Siberia — Native name: Новая Сибирь Location of New Siberia in the Anzhu subgroup …   Wikipedia

• Tortilicaulis — taxobox fossil range = Late Silurian to early Devonian title= Tortilicaulis regnum = Plantae divisio = unassigned classis = Horneophytopsida genus = Tortilicaulis genus authority = Edwards 1979cite journal author = Edwards, D. year = 1979 title …   Wikipedia

• Nematothallus — Temporal range: Ludfordian–Downtonian …   Wikipedia

• brown coal — n. LIGNITE * * * ▪ coal classification       broad and variable group of low rank coals (coal) characterized by their brownish coloration and high (greater than 50 percent) moisture content. These coals typically include lignite and some… …   Universalium

• Silurian Period — Interval of geologic time, 443–417 million years ago. The third period of the Paleozoic Era, the Silurian follows the Ordovician Period and precedes the Devonian. It marks the first appearance of land plants and jawed fishes. The continents were… …   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

• Metasequoia foxii — Temporal range: late Tiffanian Paleocene …   Wikipedia