thorium dioxide

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thorium dioxide

chemical compound

Also known as: thoria

Learn about this topic in these articles:

monazite

In monazite
…monazite frequently contains 10–12 percent thorium dioxide (ThO₂) and thus represents a major commercial source of thorium as well. Countries in which monazite is mined include India, Malaysia, Vietnam, and Brazil. For detailed physical properties, see phosphate mineral (table).
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preparation

In thorium processing: Thorium dioxide
The only other thorium compound of any industrial significance is ThO₂, known as thoria. For nuclear applications, thoria is prepared by calcination of thoroughly purified Th(NO₃)₄. Thoria also finds some application as a refractory material in various high-temperature processes.
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