Multiple Choice
A sill is a
A) concordant, tabular body of intrusive igneous rocks.
B) discordant, tabular body of intrusive igneous rocks.
C) discordant, massive body of intrusive igneous rocks.
D) concordant, tabular body of extrusive igneous rocks.
E) concordant, tabular body of intrusive igneous rocks that warps rocks upward.
Correct Answer:
Verified
Correct Answer:
Verified
Q23: By the process of_ the composition of
Q24: Mafic magma has lower viscosity.
Q25: What is an example of a glassy
Q26: Magma accumulates in reservoirs known as_
Q27: Granites are uncommon in North America.
Q29: List two things which Bowen's Reaction Series
Q30: A porhyritic texture indicates that the rock
Q31: Briefly explain the two hypotheses for how
Q32: Plutonic rocks<br>A) form below the surface of
Q33: _is the first ferromagnesian mineral to crystallize.