Coquina punika rock sedimentary sing dumadi salah siji Enèng sing lamur meh tanggung saka diangkut, abraded, lan mekanisme-diurutake pecahan saka meriam moluska, trilobites, brachiopods, utawa invertebrata liyane
mudstone punika, peteng rock sedimentary werna abu-abu nggoleki-grained, kang kawangun saka silt lan lempung lan iku padha krikel nanging wis kurang laminations
saka Concha (latin) + Coquina (spanish) + Keong (english) = couquina (pertengahan abad ka-19)
saka lendhut english lan watu, saka mudde low german lan stainaz
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque