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At what temperature do minerals crystallize in hydrothermal veins?
Q6: Which of the following metals is commonly
Q9: Which of the following minerals would be
Q25: The mode,expressed as X,is simply the sum
Q28: _ energy is the energy derived from
Q40: Which of the following types of tectonic
Q46: Which of the following rocks is composed
Q51: Generally,it will take _ for firn to
Q54: Which of the following types of igneous
Q60: A disconformity is _<br>A)an erosional surface between
Q67: Which of the following cities is almost