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
Quartzite punika rock non-foliated metamorphic sing formulir dening metamorphism saka sandstone quartz murni
rock grained coarse, rock opaque
medium rock grained, rock opaque