Which of the following igneous rocks has a pyroclastic texture?
A) rhyolitic tuff
B) porphyritic basalt
C) andesitic lava
D) intrusive granite
Correct Answer:
Verified
Q3: Which of the following igneous rocks exhibit
Q4: In a porphyritic volcanic rock, which mineral
Q5: _is composed mainly of ferromagnesian minerals.
A)Rhyolite
B)Andesite
C)Granite
D)Peridotite
Q6: All of the following are factors that
Q7: Extrusive igneous rocks are typically finer grained
Q9: Consider Bowen's reaction series. Which mineral would
Q10: _often contain gem- quality crystals of minerals
Q11: Changing the composition of magma by incorporating
Q12: _is a volcanic rock that is extremely
Q13: _has the same mineral composition as andesite.
A)Diorite
B)Granite
C)Basalt
D)Gabbro
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