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Fochaian Fochaian
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9 years ago
What is the composition of Earth's crust?
A) oceanic: felsic and mafic rocks; continental: mafic rocks
B) oceanic: basalt; continental: felsic
C) oceanic: mafic rocks with some gabbro; continental: felsic rocks with some basalt
D) oceanic: basalt and gabbro; continental: felsic and mafic rocks
Textbook 
How Does Earth Work? Physical Geology and the Process of Science

How Does Earth Work? Physical Geology and the Process of Science


Edition: 2nd
Authors:
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GurshGursh
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9 years ago
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9 years ago
This community is seriously awesome, thank you
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