1 Definition
1.1 definisi
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
chert punika hard, peteng, opaque rock sedimentary kang dumadi saka silika karo susunan nggoleki-grained amorf
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka tephra greek, awu saka basa indo-european, kanggo ngobong
saka quartz Flint-kaya, 1670s, diweruhi origin- istilah lokal, kang wis dijupuk menyang nggunakake geologi
1.4 kelas
batuan beku
rocks sedimentary
1.4.1 sub-kelas
awet rock, hard rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque