Which of the following best describes a pegmatitic texture?
A)Large crystals that form in a fluid-rich environment late in crystallization
B)Porous texture resulting from escaping volatiles
C)Fine-grained texture composed of microscopic crystals
D)Several large crystals surrounded by a fine-grained matrix

Question

Quizplus · Accepted Answer

Pegmatitic texture is characterized by very large crystals, which form in a fluid-rich environment late in the crystallization process. This environment allows crystals to grow to a much larger size than in typical igneous rocks.

Which of the Following Best Describes a Pegmatitic Texture