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Plutonites

      The plutonic magmatites (plutonites) resulted from the solidification and crystallization of magma in major depth below the surface. During this process progressive crystallization of silicate melt takes place. This fractionated crystallization cased a magma differentiation and formation of a suite of plutonites. Also assimilation of materials from surrounding rocks of the magmatic chamber affects the composition of plutonites.


Exhibition detail no. 7564

No. of sample: g7564
Rock: granodiorit, magmatity hlubinné
Description: jeden kus
Localization: Dobrkovská Lhotka /Slavče/
Author: leg.Líbalová,1966
Comment: Centrální pluton, 1:25000 Besednice, porfyrický biotitický g., weinsberského typu, lom Háje

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Virtual museum of the Czech Geological Survey, www.geology.cz, (C) Czech Geological Survey, 2011, v.0.99 [13.12.2011]