How long does it take for a large magma body at great depth to cool and completely crystallize?
A) a few days
B) a few months
C) several years
D) several tens to a hundreds of thousands of years
Correct Answer:
Verified
Q38: 98% of most common crustal igneous rocks
Q39: The most common ferromagnesian silicate minerals by
Q40: The most common non-ferromagnesian silicate minerals (>40
Q41: Match the description with the appropriate texture.
-_
Q42: A _ is an open cavity in
Q44: Match the description with the appropriate texture.
-_
Q45: Which magma is most likely to quench
Q46: Match the description with the appropriate texture.
-_
Q47: What are vesicles?
A)open voids in an igneous
Q48: Rocks that consist completely of disordered ions
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