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Suzel Spiller
Hubertusmesse auf Schloss Augustusburg
Hubertusmesse auf Schloss Augustusburg
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$17.99 USD
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$17.99 USD
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Annotatsiya: Za poslednie 40 let sushchestvenno izmenilis' predstavleniya o problemakh tektonicheskogo razvitiya Zemli ne tol'ko v fanerozoe, no i v rannem dokembrii (4-1.6 mlrd. let nazad), osobenno posle togo, kak stalo yasno, chto printsipy aktualizma primenimy i dlya kompleksov porod, obrazovannykh v drevneyshie periody istorii Zemli. Novye tektonicheskie predstavleniya (ponyatiya tektoniki plit i plyumtektoniki) okazali vliyanie na ponimanie metallogenii kak nauki voobshche, tak i metallogenii dokembriya, v osnove kotorykh lezhat ponyatiya geotektoniki. Vnedrenie v praktiku metallogenicheskikh issledovaniy pretsizionnykh metodov izotopnogo datirovaniya i izotopno-geokhimicheskogo izucheniya veshchestva pozvolilo provesti geodinamicheskiy analiz rannedokembriyskikh obrazovaniy, usovershenstvovat' ponimanie evolyutsii kontinental'noy kory i vvesti novye predstavleniya o prirode rudonosnosti tektonicheskikh struktur i metallogenicheskoy evolyutsii. Protsessy kontsentratsii elementov v mestorozhdeniya mogut var'irovat' ot odnoaktnykh sobytiy, takikh kak, naprimer, obrazovanie stratiformnykh magmaticheskikh kumulatov, do bolee slozhnykh poligennykh i polikhronnykh, kogda rudoobrazuyushchie protsessy posledovatel'no smenyayut drug druga. Takogo roda prots:
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