Two economically important metamorphic minerals are graphite and corundum, which can be used, respectively, for ____.
A) abrasives and furnace linings
B) furnace linings and abrasives
C) furnace linings and dry lubricants
D) dry lubricants and abrasives
E) dry lubricants and talcum powder
Correct Answer:
Verified
Q28: The region between two adjacent isograds _.
A)does
Q29: What is a metamorphic rock with more
Q30: Reaction of country rock with solutions from
Q31: Marble is _.
A)an extremely hard rock
B)the result
Q32: Blueschist facies indicate _.
A)formation at high temperature
Q34: Minerals in a metamorphic rock that are
Q35: Initial temperature, the size of the intrusion,
Q36: An example of a nonfoliated metamorphic rock
Q37: The concept of metamorphic facies _.
A)cannot be
Q38: Migmatite _.
A)is produced during the lower temperature
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