carbonaceous sandstone

carbonaceous sandstone

[kär·bə′nā·shəs ′san‚stōn]
(petrology)
Sandstone rich in carbon.
References in periodicals archive ?
Mineralization at Kashime occurs as disseminated to semi massive bornite and chalcopyrite, oxidized in part, and is hosted by an altered, schistose, carbonaceous sandstone unit overlain by a barren hanging wall dolomitic marble.