The very large crystals of quartz,feldspar,and muscovite found in pegmatites form from ________.

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Quizplus · Accepted Answer

Pegmatites are formed from the last stages of crystallization of a magma, which allow for the growth of large crystals due to a slower cooling rate and more available space for crystal growth. Thus, the very large crystals of quartz, feldspar, and muscovite found in pegmatites form from the final crystallizing parts of a magma.

The Very Large Crystals of Quartz,feldspar,and Muscovite Found in Pegmatites