Why Are Rocks Rich in Magnesium and Iron Called Mafic

question 55

Multiple Choice

Why are rocks rich in magnesium and iron called mafic?

• A) Mafic is the opposite of felsic.
• B) Ferric is the same as mafic, which means rich in magnesium and iron.
• C) Mafic comes from magnesium and ferric.
• D) Mafic is the Latin word that means rich is magnesium and iron.

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