Definition of spilite in English:

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Pronunciation: /ˈspʌɪlʌɪt/


[mass noun] Geology
An altered form of basalt, rich in albite and commonly amygdaloidal in texture, typical of basaltic lava solidified under water: [mass noun]: spilite occurs in pillow lavas [count noun]: the spilites in the Llanelwedd quarry



Pronunciation: /spʌɪˈlɪtɪk/
Example sentences
  • We saw spilitic vesicular basalts and rhyolites at Giants Cave.
  • As will be shown in the mineralogy section of this paper, the spilitic rocks are characterised by fresh augite, albitic feldspar, and an abundant development of epidote and pumpellyite.
  • The spilitic basalt associated with chert found in the vicinity of Rio Tuba belongs to the sediments of this period.


Mid 19th century: from French spillite, from Greek spilos 'spot, stain'.

For editors and proofreaders

Line breaks: spi|lite

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