CAP ROCK


Meaning of CAP ROCK in English

Geol.

1. a mass of anhydrite, gypsum, or limestone immediately above the salt of a salt dome.

2. an impervious stratum overlying an oil- or gas-bearing structure.

Also, caprock .

[ 1865-70, Amer. ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .