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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. 6240

No. of sample: g6240
Rock: granodiorit, magmatity hlubinné
Description: jeden kus
Localization: Písek, lom Kamenné doly
Author: leg.Pouba,1966
Comment: moldanubický pluton, list 1:50000, typ Čertovo břemeno

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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]