Which texture in igneous rocks indicates two stages of cooling?
A. Glassy
B. Porphyritic
C. Vesicular
D. Fine-grained
Answer: Option B
Related Questions on Mineralogy and Petrology
Granite is an example of which type of rock?
A. Metamorphic
B. Sedimentary
C. Igneous (Intrusive)
D. Volcanic

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