bioherm reef

(геол.) биогермный риф

English-Russian dictionary of Oil Industry. 2014.

Смотреть что такое "bioherm reef" в других словарях:

  • bioherm — ☆ bioherm [bī′ō hʉrm΄ ] n. [< BIO + Gr herma, a reef] 1. a reeflike mass or mound of limestone built by sedentary organisms, as corals: cf. BIOSTROME 2. CORAL REEF …   English World dictionary

  • Reef — In nautical terminology, a reef is a rock, sandbar, or other feature lying beneath the surface of the water (six fathoms or less at low water).Many reefs result from abiotic processes deposition of sand, wave erosion planning down rock outcrops,… …   Wikipedia

  • bioherm — biohermal, adj. /buy oh herrm /, n. Geol. a carbonate rock formation, in the form of an ancient reef or hummock, consisting of the fossilized remains of corals, algae, mollusks, and other sedentary marine life, and commonly surrounded by rock of… …   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

  • Burgsvik beds — The Burgsvik beds are a sequence of shallow marine limestones and sandstones found near the town of Burgsvik in the southern part of Gotland, Sweden. The beds were deposited in the Upper Silurian period, around Ma|420, in warm, equatorial waters… …   Wikipedia

  • Protected areas of China — This article lists the nationally protected areas of China. There are many forms of protected areas in China. Based on their relative importance, each type of protected area can be further graded into two to three levels (national, provincial and …   Wikipedia

  • Gotland — For the Swedish warships, see HMS Gotland. Gotland Coat of Arms …   Wikipedia

  • Stromatoporoidea — Stromatoporen Stromatopore (Querschnitt) aus dem Silur von Gotland Zeitraum Ordovizium bis Kreide 488 bis 65 Mio. Jahre Fossilfundorte …   Deutsch Wikipedia

  • Stromatolite — Stromatolites (from Greek στρώμα, strōma , mattress, bed, stratum, and λιθος, lithos , rock) are layered accretionary structures formed in shallow water by the trapping, binding, and cementation of sedimentary grains by biofilms of microorganisms …   Wikipedia

  • Green Lake (New York) — Infobox lake lake name = Green Lake image lake = GreenLakesDeadmanPoint.jpg caption lake = Deadman s Point; a marl reef is visible in the water. image bathymetry = caption bathymetry = location = Onondaga County, New York coords = coord|43.05| 75 …   Wikipedia

  • Demosponge — Barrel sponge (Xestospongia testudinaria) Scientific classification …   Wikipedia

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