Which is not a major category of economic minerals?
A) bauxite
B) metal ores
C) sand and gravel
D) evaporated salt flats
E) None of these are correct.
Correct Answer:
Verified
Q10: _ in the mantle and core make
Q11: Evaporites,formed from _,are important economically because they
Q12: The "ring of fire" is the source
Q13: _ rocks are often the source of
Q14: Which of the following would you not
Q16: Why would the environmental degradation associated with
Q17: Metamorphic rocks are produced when rocks are
A)chemically
Q18: Which environmental impact would not be a
Q19: Which of the following statements regarding tectonic
Q20: Rocks are _ in the process called
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