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单词 haüyne
释义
haüyne

Geology and Earth Sciences
  • A feldspathoid and member of the sodalite group of minerals, formula (Na,Ca)4–8 (Al6Si6O24)(SO4,S)1–2; sp. gr. 2.5; hardness 5.5; greyish-white; granular; occurs as a constituent of alkali volcanic rocks, often with pyrite.


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