Igneous rock that are silica-deficient but high in iron and magnesium are called:
a) felsic/silicic
b) intermediate
c) mafic
d) magnetic
e) ironic
Ans: c) mafic
Environmental & Atmospheric Sciences
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A) ?estuary B) ?plankton C) ?pelagic D) ?benthic
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A) West B) East C) Southwest D) South E) North
Environmental & Atmospheric Sciences