- sapropel deposits
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сапропелевые отложения
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Sapropel — (a contraction of ancient Greek words sapros and pelos, meaning putrefaction and mud, respectively) is a term used in marine geology to describe dark coloured sediments that are rich in organic matter. Organic carbon concentrations in sapropels… … Wikipedia
sapropel — [sap′rə pel΄] n. [< SAPRO + Gr pēlos, mud, slime] black, decaying, organic bottom deposits in some lakes, rivers, etc. that lack oxygen and are rich in hydrogen sulfide sapropelic adj … English World dictionary
Chuvashia — For other uses of Chuvashia , see Chuvashia (disambiguation). Chuvash Republic Чувашская Республика Чувашия (Russian) Чăваш Республики Чăваш Ен (Chuvash) Republic … Wikipedia
North African climate cycles — have a unique history that can be traced back millions of years. The cyclic climate pattern of the Sahara is characterized by significant shifts in the strength of the North African Monsoon. When the North African Monsoon is at its strongest… … Wikipedia
sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… … Universalium
Oil shale geology — Main article: Oil shale Outcrop of Ordovician kukersite oil shale, northern Estonia. Oil shale geology is a branch of geologic sciences which studies the formation and composition of … Wikipedia
Oil shale in Serbia — is a large, but undeveloped energy resource. Serbia is estimated to have a total resource of 4.81 billion tonnes of oil shale, with up to 3.6 billion tonnes of recoverable reserves, all concentrated within the Aleksinac, Vranje,… … Wikipedia
Oil shale — For the scientific technical journal, see Oil Shale (journal). Not to be confused with Shale oil or Tight oil. Oil shale Sedimentary Rock Combustion of oil shale Composition … Wikipedia
Mudrock — Glacial Lake Missoula claystone Red mudrock in the Ragged Reef Formation ( … Wikipedia
Anoxic event — As early as 1911, major oceanic currents were well mapped and understood, albeit without today s understanding of how they affect regional and global climatological conditions … Wikipedia
Strontium — (pronEng|ˈstrɒntiəm, ) is a chemical element with the symbol Sr and the atomic number 38. An alkaline earth metal, strontium is a soft silver white or yellowish metallic element that is highly reactive chemically. The metal turns yellow when… … Wikipedia