Intrusion vs Diapir - What's the difference?
intrusion | diapir |
The forcible inclusion or entry of an external group or individual; the act of intruding.
* He viewed sales calls as an unwelcome intrusion .
*{{quote-magazine, date=2012-12-14
, author=Simon Jenkins, authorlink=Simon Jenkins
, title=We mustn't overreact to North Korea boys' toys
, volume=188, issue=2, page=23
, date=2012-12-21
, magazine=
(geology) Magma forced into other rock formations; the rock formed when such magma solidifies.
(geology) An intrusion of a ductile rock into an overburden.
* 1989 , Nigel Henbest, "
* 1994 , Peter Olson, "Mechanics of Flood Basalt Magmatism", in Magmatic Systems (ed. Michael P. Ryan), Academic Press (1994), ISBN 0126050708,
* 2004 , (Richard Fortey), The Earth: An Intimate History , HarperCollins (2010), ISBN 9780007373338,
As nouns the difference between intrusion and diapir
is that intrusion is intrusion while diapir is (geology) an intrusion of a ductile rock into an overburden.intrusion
English
Noun
(en noun)citation, passage=The threat of terrorism to the British lies in the overreaction to it of British governments. Each one in turn clicks up the ratchet of surveillance, intrusion and security. Each one diminishes liberty.}}
References
* * ----diapir
English
(wikipedia diapir)Noun
(en noun)Geologists hit back at impact theory of extinctions", New Scientist , 29 April 1989:
- "If a diapir is outside an established plume it rises at a much slower rate," Loper says.
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.
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 .