Adjective "basalt" definition and examples

(Basalt may not be an adjective, but it can be used as an adjective, click here to find out.)



Definitions and examples


A dark fine-grained volcanic rock that sometimes displays a columnar structure, typically composed largely of plagioclase with pyroxene and olivine.
  1. 'Oceanic sediments on top of the basalts crop out on the northern margin of the ophiolite.'
  2. 'When wet, the basalt changes colour from silvery grey to gleaming black.'
  3. 'Gjuve basalts are generally more primitive and have a greater range of major element compositions than the Morgedal basalts.'
  4. 'There are rare dykes with compositions similar to ocean-island basalts.'
  5. 'It seems unlikely that the final magma pressure would have been the maximum value of magma pressure reached during the intrusive episode, and so flood basalts probably were erupted.'
  6. 'Further east is Diyarbakir, a sultry place, where groups of Kurds lurk on the street corners and the black basalt of the walls and the cobbles fill the alleys with its funereal tones.'
  7. 'With walls of black basalt and ice rising 300 metres on each side of the narrow channel, this impression - of cruising through a high mountain valley - is not far from the truth.'
  8. 'The Zeederbergs basalts are dominantly tholeiitic and compositionally akin to continental flood basalts.'
  9. 'Further, it is a common vesicle-filling mineral in basalts.'
  10. 'Thick sequences of basalts form the Morgedal and Gjuve formations and include series of sub-aerial lava flows.'
  11. 'The fine-grained basalt stoneware reflected Wedgwood's Neoclassicism.'
  12. 'Wedgwood's basalt, a hard, black, stone-like material known also as Egyptian ware or basaltes ware, was used for vases, candlesticks, and realistic busts of historical figures.'

More definitions

1. the dark, dense igneous rock of a lava flow or minor intrusion, composed essentially of labradorite and pyroxene and often displaying a columnar structure.

More examples(as adjective)

"villages can be basalt."

"regions can be basalt."

"magmas can be basalt."

"busts can be basalt."


Early 17th century (in the Latin form): from Latin basaltes (variant of basanites), from Greek basanitēs, from basanos ‘touchstone’.