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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. 7378

No. of sample: g7378
Rock: granit (žula), magmatity hlubinné
Description: jeden kus
Localization: lom 500m S Zadního Chodova
Author: leg.Tonika,1968
Comment: Borský masiv, list Planá, ž. muskovit-biotitická /aplitická/, při silnici do Trstěnic

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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]