The process of assimilation ____.
A) includes melting and incorporation of inclusions
B) includes the inclusion of country rock in an intrusive magma
C) can explain some of the felsic mineral enrichment of a mafic magma
D) results in the cooling of a magma body
E) all of these
Correct Answer:
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Q38: The most widely accepted explanation for chains
Q46: Igneous rocks with a two-stage intrusive-extrusive origin
Q48: The largest intrusive bodies are called _
Q49: Most igneous rocks are classified by what?
A)
Q50: Rhyolite and granite are extrusive and intrusive
Q52: Concordant tabular sheetlike plutons are called _,whereas
Q53: The Columbia Plateau basalts issued from fissures
Q54: A dark colored igneous rock with no
Q55: Aphanitic,phaneritic,and porphyritic are textural terms that _.
A)
Q56: Large crystals found in a fine-grained groundmass
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