1 Definition
1.1 definisi
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
van tooren
Alexandre brongniart Rene Hauy
1.3 Etimologi
saka tephra greek, awu saka basa indo-european, kanggo ngobong
saka trakhus greek atos 'utawa roughness trakhutēs
1.4 kelas
1.4.1 sub-kelas
awet rock, hard rock
awet rock, medium atose 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