英英辞典 - English Dictionary | CUERBO - クエルボ英語辞書

rutile

noun

  1. a mineral consisting of titanium dioxide in crystalline form

    結晶性の二酸化チタンから成る鉱物

    occurs in metamorphic and plutonic rocks and is a major source of titanium

    変成岩および火成岩に存在し、チタニウムの重要な鉱石

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