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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.


1441
žula - pegmatitická žíla v rul
g1441
1442
granodiorit amfibolicko-biotitický
g1442
4860
greisen s cínovcem
g4860
7710
granodiorit
g7710
7929
gabrodiorit pyroxen-amfibolický
g7929
10613
žula
g10613
    

In the Virtual Museum there are total 369 samples


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