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The mechanism of magmatic differentiation involving the removal of denser, early formed high temperature mineral phases is ________.
Q10: Choose the option that does not fit
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Q34: Hornblende and the other amphiboles have what
Q48: Which of the following minerals are silicates?<br>A)hematite,
Q59: Light coloured aphanitic rocks _.<br>A)always form deep
Q62: In _ bonding one atom gives up
Q113: The _ is thought to be the
Q116: In geologic theory, volcanic eruptions, earthquakes, landslides,
Q135: Which best describes a caldera?<br>A)a small, steep-sided,
Q156: The faunal evidence for Pangaea was tenuous