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:
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Q31: A granite would form under conditions that
Q32: A basalt would form under conditions that
Q33: If early-formed crystals settled out of a
Q34: A porhyritic texture indicates that the rock
Q35: Batholiths typically contain
A) phaneritic rocks composed predominantly
Q37: According to Bowen's reaction series, you would
Q38: Most magma cools_ the surface of the
Q39: Magma accumulates in reservoirs known as_
Q40: The discontinuous branch of Bowmen's reaction series
Q41: _is the first ferromagnesian mineral to crystallize.
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