salt dome

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salt dome

n. Geology
A domelike geologic formation formed when an underground salt deposit rises toward the surface, pushing up and curving what lies above it.

salt dome

or

salt plug

n
(Geological Science) a domelike structure of stratified rocks containing a central core of salt: formed by the upward movement of a salt deposit

salt′ dome`


n.
a domal geologic structure formed by upward movement of a salt mass: associated with pools of oil and gas.
[1905–10]
Translations
SalzdomSalzstock
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