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___________ is not a magnesium ore.

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___________ is not a magnesium ore.

(a) Bauxite

(b) Seawater

(c) Dolomite

(d) Magnesite

I have been asked this question in an interview for internship.

The origin of the question is Magnesium and its Alloys-2 topic in division Magnesium Alloys of Aerospace Materials & Processes

1 Answer

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Correct answer is (a) Bauxite

Easy explanation: Magnesium is found in the earth’s crust in several places/countries across the world. There are several ores of magnesium available. Seawater, dolomite, magnesite are some examples. Bauxite is an aluminium ore.

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