diapir
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English[edit]
Etymology[edit]
From Ancient Greek διαπειραίνω (diapeiraínō, “to pierce through”).
Pronunciation[edit]
Noun[edit]
diapir (plural diapirs)
- (geology) An intrusion of a ductile rock into an overburden.
- 29 April 1989, Nigel Henbest, “Geologists hit back at impact theory of extinctions”, in New Scientist[1]:
- "If a diapir is outside an established plume it rises at a much slower rate," Loper says.
- 1994, Peter Olson, “Mechanics of Flood Basalt Magmatism”, in Michael P. Ryan, editor, Magmatic Systems[2], Academic Press, →ISBN, page 12:
- This final stage is characterized by the cooling and resolidification of the partially molten diapir within the mantle, slow subsidence at the surface, and greatly diminished rates of crustal addition.
- 2004, Richard Fortey, The Earth: An Intimate History[3], HarperCollins, published 2010, →ISBN, page unnumbered page:
- Deeply buried deposits of sea-salt dome upwards and pass through the overlying strata, as a kind of intrusive lobe, eventually emerging at the surface – the rising tongue is called a diapir.
Derived terms[edit]
Translations[edit]
intrusion of ductile rock
French[edit]
Etymology[edit]
From Ancient Greek διαπειραίνω (diapeiraínō, “to pierce through”).
Pronunciation[edit]
Noun[edit]
diapir m (plural diapirs)
Categories:
- English terms derived from Ancient Greek
- English 3-syllable words
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- en:Geology
- English terms with quotations
- French terms derived from Ancient Greek
- French 2-syllable words
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- French lemmas
- French nouns
- French countable nouns
- French masculine nouns
- fr:Geology