______ are extremely coarse-grained with crystal up to 10 meters across.
A) Granites
B) Ultramafic
C) Basalts
D) Pegmatites
E) Marbles

Name: ______ are extremely coarse-grained with crystal up to 10 meters across. A) Granites B) Ultramafic C) Basalts D) Pegmatites E) Marbles
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Question

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Pegmatites are known for their extremely coarse-grained crystals, often reaching sizes of 10 meters or more. Granites, ultramafic rocks, basalts, and marbles typically do not have crystals this large.

______ Are Extremely Coarse-Grained with Crystal Up to 10 Meters