The name formerly given to the earth or oxide to which Berzelius in 1828 transferred the name Thorjord, now called thoria, n.
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| 释义 | the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > rutile and uranite groups A02 > thorianite (4) thorina1831 The name formerly given to the earth or oxide to which Berzelius in 1828 transferred the name Thorjord, now called thoria, n. thoria1847 An oxide of thorium, ThO2; a very heavy white substance discovered in the mineral thorite by Berzelius, 1828, and named by him in Swedish, Thorjord… bröggerite1884 A thorian variety of uraninite. thorianite1904 A mineral consisting chiefly of the oxides of thorium, uranium, and other rare metals, found in 1904 in the south-west of Ceylon, in small… |
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