chemical rock

chemical rock

[′kem·i·kəl ′räk]
(petrology)
A type of sedimentary rock comprising material deposited directly by precipitation from solution or colloidal suspension and frequently possessing a crystalline texture.
References in periodicals archive ?
Superstar DJs Tom and Ed Chemical rock the house, Mike 'The Streets' Skinner rocks the free booze bar but when he hits the stage expect fireworks.

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