Definition of rooseveltite in English:

rooseveltite

noun ˈrəʊzəˌvɛltʌɪt

Mineralogy

A rare mineral found as a white or grey crust in veinlets of cassiterite in Bolivia, Germany, and elsewhere.

1940s; earliest use found in American Mineralogist. From Spanish rooseveltita from the name of Franklin Delano Roosevelt + -ita.

nounˈrəʊzəˌvɛltʌɪt

Mineralogy

A rare mineral found as a white or grey crust in veinlets of cassiterite in Bolivia, Germany, and elsewhere.

1940s; earliest use found in American Mineralogist. From Spanish rooseveltita from the name of Franklin Delano Roosevelt + -ita.

词汇	rooseveltite
释义	Definition of rooseveltite in English: rooseveltite noun ˈrəʊzəˌvɛltʌɪt Mineralogy A rare mineral found as a white or grey crust in veinlets of cassiterite in Bolivia, Germany, and elsewhere. Origin 1940s; earliest use found in American Mineralogist. From Spanish rooseveltita from the name of Franklin Delano Roosevelt + -ita. Definition of rooseveltite in US English: rooseveltite nounˈrəʊzəˌvɛltʌɪt Mineralogy A rare mineral found as a white or grey crust in veinlets of cassiterite in Bolivia, Germany, and elsewhere. Origin 1940s; earliest use found in American Mineralogist. From Spanish rooseveltita from the name of Franklin Delano Roosevelt + -ita.
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