allogenic rock

См. также в других словарях:

• allogenic — allogenically, adv. /al euh jen ik/, adj. 1. Geol. (of a constituent of a rock) formed elsewhere than in the rock where it is found. Cf. authigenic. 2. Immunol. allogeneic. [1885 90; ALLO + GENIC] * * * …   Universalium

• allogenic — adj. (Geology) formed elsewhere than in the rock in which it is found (pertaining to a structure within a rock) …   English contemporary dictionary

• allogenic valley —    A karst valley incised by a watercourse originating on impervious rock with a volume sufficient for it to traverse a limestone area on the surface.    The valley is incised from the limestone contact and with the passage of time the river is… …   Lexicon of Cave and Karst Terminology

• allogenic — /æləˈdʒɛnɪk/ (say aluh jenik) adjective 1. Geology of or relating to minerals or other features of a rock, the genesis of which lies elsewhere, as occurs with sedimentary rocks eroded elsewhere, transported, deposited and compacted into new rocks …  

• Ecological succession — Succession after disturbance: a boreal forest one (left) and two years (right) after a wildfire. Ecological succession, is the phenomenon or process by which a community progressively transforms itself until a stable community is formed. It is a… …   Wikipedia

• inland water ecosystem — ▪ biology Introduction       complex of living organisms in free water on continental landmasses.       Inland waters represent parts of the biosphere within which marked biological diversity, complex biogeochemical pathways, and an array of… …   Universalium

• Clastic dike — Vertical clastic dike, filled with coarse basaltic sand, cuts lighter colored horizontal beds composed of finer grained material. Quarter for scale. A clastic dike is a seam of sedimentary material that fills a crack in and cuts across… …   Wikipedia

• authigenic — /aw thi jen ik/, adj. Geol. (of a constituent of a rock) formed in the rock where it is found. Cf. allogenic (def. 1). [1885 90; < G Authigen < Gk authigenés native to a specific place (aûthi there + genes born) + IC; see GENIC] * * * …   Universalium

• karst water —    Water discharged from karst springs which posses characteristics, primarily that of calcium content, indicating solution during the passage of that water across and through karst limestone. That part of karst spring water which is derived from …   Lexicon of Cave and Karst Terminology

• AIDS denialism — refers to the views of a loosely connected group of individuals and organizations who deny that the human immunodeficiency virus (HIV) is the cause of acquired immune deficiency syndrome (AIDS). HIV/AIDS denialists prefer the terms rethinker or… …   Wikipedia

• Slate Islands (Ontario) — Infobox protected area | name = Slate Islands Provincial Park caption = base width = 250 locator x = locator y = location = Ontario, Canada nearest city = Terrace Bay, Ontario lat degrees = 48 lat minutes = 39 lat seconds = 0 lat direction = N… …   Wikipedia