Thorium
//ˈθɔːɹiəm//
"Thorium" in a Sentence (1 examples)
In examining a large number of minerals for helium, Strutt found that some samples of beryl, a beryllium aluminium silicate, contain a relatively very large amount of helium, but only traces of thorium, and were altogether inactive.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.