English dictionary
torbernite
/'t/O/rb/@/r,n/aI/t/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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A mineral occurring in emerald-green tabular crystals having a micaceous structure. It is a hydrous phosphate of uranium and copper. Called also <i>copper uranite</i>, and <i>chalcolite</i>.
Source: webster1913