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词汇 palagonite
释义

Definition of palagonite in English:

palagonite

noun pəˈlaɡənʌɪt
Geology Mineralogy
  • A yellowish or brownish siliceous substance formed by the hydration and chemical alteration of basaltic glass, and occurring in vitreous basaltic tuffs that have undergone rapid chilling.

Origin

Mid 19th century; earliest use found in Charles Darwin (1809–1882), naturalist, geologist, and originator of the theory of natural selection. From German Palagonit from Palagonia, the name of a city in Sicily where the substance can be found + -it.

Definition of palagonite in US English:

palagonite

nounpəˈlaɡənʌɪt
Geology Mineralogy
  • A yellowish or brownish siliceous substance formed by the hydration and chemical alteration of basaltic glass, and occurring in vitreous basaltic tuffs that have undergone rapid chilling.

Origin

Mid 19th century; earliest use found in Charles Darwin (1809–1882), naturalist, geologist, and originator of the theory of natural selection. From German Palagonit from Palagonia, the name of a city in Sicily where the substance can be found + -it.

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