In a placer deposit, gold settles out first when the stream current slows down because:
A) of crystal settling.
B) gold is denser than any other mineral.
C) gold is less dense than any other mineral.
D) it is an evaporite deposit.
Correct Answer:
Verified
Q16: Petroleum, coal, and natural gas are called
Q17: Evaporite deposits form by _.
A) sedimentary sorting
B)
Q18: _ _ are the known amount of
Q19: _ _ contain an oil-like substance called
Q20: Often, early-formed minerals sink to the bottom
Q22: Most of the world's iron is mined
Q23: A black smoker is an example of
Q24: Mineral reserves:
A) can increase because new and
Q25: Hydrothermal vein deposits:
A) form when dissolved metals
Q26: Coal reserves are thought to be sufficient
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