The Molten Portion of Magmas and Lavas Is Made Up

question 40

Multiple Choice

The molten portion of magmas and lavas is made up of ________.

• A)complex anion frameworks of oxygen with silicon and aluminum and cation modifiers made up of different amounts of calcium, sodium, iron, magnesium, and potassium
• B)metamorphic fluids
• C)silicate minerals that have already crystallized
• D)solid high pressure forms of water, carbon dioxide, and sulfur dioxide

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