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词汇 scheelite
释义

Definition of scheelite in English:

scheelite

noun ˈʃiːlʌɪtˈSHāˌlīt
mass noun
  • A fluorescent mineral, white when pure, which consists of calcium tungstate and is an important ore of tungsten.

    白钨矿

    Example sentencesExamples
    • At least ten tungsten minerals are reported, but ‘wolframite’ and scheelite are the only two with significant economic distribution and concentration.
    • Well-crystallized specimens are rare; most scheelite in the district does not form euhedral crystals.
    • World War II brought a tungsten boom, and the bright fluorescence of scheelite made it an obvious target for night prospecting.
    • The common occurrence of scheelite rather than ferberite is believed to reflect lithologic differences in host rocks.
    • As a member of the Commonwealth Minerals Committee during World War II, he identified the potential of King Island scheelite.

Origin

Mid 19th century: from the name of Carl W. Scheele (1742–86), Swedish chemist, + -ite1.

Definition of scheelite in US English:

scheelite

nounˈSHāˌlīt
  • A fluorescent mineral, white when pure, which consists of calcium tungstate and is an important ore of tungsten.

    白钨矿

    Example sentencesExamples
    • Well-crystallized specimens are rare; most scheelite in the district does not form euhedral crystals.
    • World War II brought a tungsten boom, and the bright fluorescence of scheelite made it an obvious target for night prospecting.
    • At least ten tungsten minerals are reported, but ‘wolframite’ and scheelite are the only two with significant economic distribution and concentration.
    • The common occurrence of scheelite rather than ferberite is believed to reflect lithologic differences in host rocks.
    • As a member of the Commonwealth Minerals Committee during World War II, he identified the potential of King Island scheelite.

Origin

Mid 19th century: from the name of Carl W. Scheele (1742–86), Swedish chemist, + -ite.

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