Multiple Choice
With respect to minerals, which of the following is TRUE?
A) All minerals have probably been discovered
B) Over 500,000 minerals exist
C) "Mineral" is a synonym for "rock"
D) All minerals crystals are too small to be seen
E) Fewer than 20 minerals make up 95% of the crust
Correct Answer:
Verified
Correct Answer:
Verified
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