Definition of Iceland spar in English:

Iceland spar

nounˈʌɪslənd

mass noun

A transparent variety of calcite, showing strong double refraction.
冰洲石
Example sentencesExamples
- The large, transparent crystals known as Iceland spar, however, are pure calcite.
- Certain crystals will split incoming light into two separate rays; Iceland spar is one such crystal, as are calcite and quartz.
- He cited as an example Huygens's hypothesis that the extraordinary ray in doubly-refracting Iceland spar is propagated elliptically.
- Nodules filled with clear double-refractive Iceland spar with celadonite inclusions have also been found here.
- He spent two years there, in particular studying the double refraction Bartholin had discovered in Iceland spar crystal.

Definition of Iceland spar in US English:

Iceland spar

nounˈīslənd spär

A transparent variety of calcite, showing strong double refraction.
冰洲石
Example sentencesExamples
- He spent two years there, in particular studying the double refraction Bartholin had discovered in Iceland spar crystal.
- Certain crystals will split incoming light into two separate rays; Iceland spar is one such crystal, as are calcite and quartz.
- The large, transparent crystals known as Iceland spar, however, are pure calcite.
- He cited as an example Huygens's hypothesis that the extraordinary ray in doubly-refracting Iceland spar is propagated elliptically.
- Nodules filled with clear double-refractive Iceland spar with celadonite inclusions have also been found here.

单词	Iceland spar
释义	Definition of Iceland spar in English: Iceland spar nounˈʌɪslənd mass noun A transparent variety of calcite, showing strong double refraction. 冰洲石 Example sentencesExamples The large, transparent crystals known as Iceland spar, however, are pure calcite. Certain crystals will split incoming light into two separate rays; Iceland spar is one such crystal, as are calcite and quartz. He cited as an example Huygens's hypothesis that the extraordinary ray in doubly-refracting Iceland spar is propagated elliptically. Nodules filled with clear double-refractive Iceland spar with celadonite inclusions have also been found here. He spent two years there, in particular studying the double refraction Bartholin had discovered in Iceland spar crystal. Definition of Iceland spar in US English: Iceland spar nounˈīslənd spär A transparent variety of calcite, showing strong double refraction. 冰洲石 Example sentencesExamples He spent two years there, in particular studying the double refraction Bartholin had discovered in Iceland spar crystal. Certain crystals will split incoming light into two separate rays; Iceland spar is one such crystal, as are calcite and quartz. The large, transparent crystals known as Iceland spar, however, are pure calcite. He cited as an example Huygens's hypothesis that the extraordinary ray in doubly-refracting Iceland spar is propagated elliptically. Nodules filled with clear double-refractive Iceland spar with celadonite inclusions have also been found here.
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