cap rock


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Related to cap rock: reservoir rock, source rock

cap rock

n
1. (Geological Science) a layer of rock that overlies a salt dome and consists of limestone, gypsum, etc
2. (Geological Science) a layer of relatively impervious rock overlying an oil- or gas-bearing rock

cap′ rock`

or cap′rock`,


n.
a mass of anhydrite, gypsum, or limestone immediately above the salt of a salt dome.
[1865–70, Amer.]
Translations

cap rock

n (Geol) → roccia di copertura
References in periodicals archive ?
Dr Busch said: A proposed CO2 reservoir usually has a solid cap rock, the rock layer on top of the reservoir that keeps the CO2 safely underground.
It produces 32-34[degrees] API oil from an Asmari Fm, partly equivalent to Iran's Asmari and lying below a Miocene Lower Fars cap rock.
I didn't know if this would set off bells and whistles, but to my surprise, the ranger told me about Cap Rock.
Another major factor, highlighted in a recent PUC report, was Sharyland's 2010 acquisition of Cap Rock Energy, an electric cooperative that later became regulated.
But if there is no cap rock the oil seeps out of the reservoir rock and is diffused upward through other rocks, sometimes even reaching the surface as an oil seep.
2] will be stored, the sealing cap rock and other features of the stores will be modelled and analysed to assess the stores' capability to securely contain C[O.
Vari-Stem offers increased fragmentation, fracturing and cap rock breakage; and reductions in fly rock, air blast, stemming ejection, dust, noise and oversized rock.
Furthermore, the fracturing of cap rock "can provide pathways for bitumen and steam to flow to aquifers or to the surface, causing significant risk to safety and the environment.
Note: If a seismic amplitude anomaly caused by the interface of a cap rock and a reservoir rock is further supported by a so called AVO effect the chances for the presence of hydrocarbons in the reservoir rock is often greatly increased.
Third is a four-way tie between Tanqueray Malacca, Fords gin, Cap Rock Colorado Organic gin and Uncle Val's Botanical gin.
The scale of the mine is such that many large, non-vegetated flat open areas containing removed and graded cap rock within the 1,550-acre site could potentially be used for utility -scale solar development," the report says.