Question

What turned monazite sand into a highly valuable resource

Answer 1

Explanation:

Due to the alpha decay of thorium and uranium, monazite contains a significant amount of helium, which can be extracted by heating. Monazite is an important ore for thorium, lanthanum, and cerium. ... India, Madagascar, and South Africa have large deposits of monazite sands.

Answer 2

Answer:

Monazite sand contains several rare earth elements. Monazite sand is highly valuable because the radioactive element thorium used as a nuclear fuel can be extracted from it.