Metamorphic rocks can sometimes contain unusually large grains surrounded by a fine-grained matrix of other minerals.These large crystals are called ________.
A)vesicles
B)phenocrysts
C)inclusions
D)porphyroblasts

Name: Metamorphic rocks can sometimes contain unusually large grains surrounded by a fine-grained matrix of other minerals.These large crystals are called ________. A)vesicles B)phenocrysts C)inclusions D)porphyroblasts
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The Answer is D

Metamorphic Rocks Can Sometimes Contain Unusually Large Grains Surrounded by a Fine-Grained