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1. (n.) thorite
a rare radioactive mineral ore, thorium silicate, ThSiO
Etymology: (< Sw thorit (1829); see thorium , -ite1)
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| Definition of 'thorite' |
Princeton's WordNet |
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1. (noun) thorite
a radioactive mineral consisting of thorium silicate; it is a source of thorium that is found in coarse granite
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| Definition of 'thorite' |
Webster Dictionary |
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1. (noun) thorite
a mineral of a brown to black color, or, as in the variety orangite, orange-yellow. It is essentially a silicate of thorium
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