A pegmatite is a course-grained igneous rock that forms primarily because the melt
A) is water-rich.
B) cools very slowly.
C) cools at great depth.
D) cools under specific pressure conditions.

Name: A pegmatite is a course-grained igneous rock that forms primarily because the melt A) is water-rich. B) cools very slowly. C) cools at great depth. D) cools under specific pressure conditions.
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Question

Quizplus · Accepted Answer

Pegmatites are formed from water-rich melts, which allow for the growth of large crystals.

A Pegmatite Is a Course-Grained Igneous Rock That Forms Primarily