definisi
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
hornfels punika rock metamorphic kawangun dening kontak antarane mudstone utawa sugih lempung rock, lan awak igneous panas, lan nggantosi padha panas ngrubah saka rock asli
Etimologi
saka Concha (latin) + Coquina (spanish) + Keong (english) = couquina (pertengahan abad ka-19)
saka german kang tegese hornstone
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque