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diapir
(redirected from diapiric)

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
diapir [′dī·ə‚pir]
(geology)
A dome or anticlinal fold in which a mobile plastic core has ruptured the more brittle overlying rock. Also known as diapiric fold; piercement dome; piercing fold.


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In addition, the shales associated with the roll-over faults are commonly over-pressured and diapiric, adding to structural development in the over-burden and increasing the seal on faults.
For example, volcanic centres in the Central American arc are typically spaced about 25 km apart, and are thought to be the result of diapiric uprise from a larger pool of magma that parallels the length of the arc (Marsh 1979; Gill 1981).
Thirty-four of the whale sharks sighted were in close proximity to relatively small, high relief diapiric features dominated by coralline algae (Rezak et al.
 
 
 
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