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词汇 zoisite
释义

Definition of zoisite in English:

zoisite

noun ˈzɔɪsʌɪtˈzɔɪsaɪt
mass noun
  • A greyish-white or greyish-green crystalline mineral consisting of a basic silicate of calcium and aluminium.

    Example sentencesExamples
    • The Badger Flats area is also well known for clinozoisite, garnet, hematite, scheelite, vesuvianite, wollastonite, and zoisite (variety thulite).
    • Titanite, garnet and zoisite are secondary in origin.
    • The titanite grains from Zones 1 and 2 show marginal growth interstitial to newly grown crystals of metamorphic minerals such as plagioclase, biotite and zoisite.
    • Some say that tanzanite, the blue variety of zoisite, is what set off the gem rush in East Africa, although Madagascar was producing other fine gems at the time.

Origin

Early 19th century: from the name of Baron S. von Edelstein Zois (1747–1819), Austrian scholar, + -ite1.

Definition of zoisite in US English:

zoisite

nounˈzoisītˈzɔɪsaɪt
  • A grayish-white or grayish-green crystalline mineral of the epidote group consisting of a hydroxyl silicate of calcium and aluminum.

    Example sentencesExamples
    • The Badger Flats area is also well known for clinozoisite, garnet, hematite, scheelite, vesuvianite, wollastonite, and zoisite (variety thulite).
    • Some say that tanzanite, the blue variety of zoisite, is what set off the gem rush in East Africa, although Madagascar was producing other fine gems at the time.
    • Titanite, garnet and zoisite are secondary in origin.
    • The titanite grains from Zones 1 and 2 show marginal growth interstitial to newly grown crystals of metamorphic minerals such as plagioclase, biotite and zoisite.

Origin

Early 19th century: from the name of Baron S. von Edelstein Zois (1747–1819), Austrian scholar, + -ite.

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