1 Definition
1.1 definisi
tuff jinis rock digawe saka awu vulkanik luwar saka ngeculake sajrone eruption vulkanik
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
1.2 Sajarah
1.2.1 asal
italy
bokor foreland european
1.2.2 panemu
1.3 Etimologi
saka tembung latin tophous banjur ing tufo italian lan pungkasanipun tuff
saka Concha (latin) + Coquina (spanish) + Keong (english) = couquina (pertengahan abad ka-19)
1.4 kelas
batuan beku
rocks sedimentary
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, rock alus
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque