1 Definition
1.1 definisi
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
granit biru minangka rock igneous lan macem-macem larvikite, kacathet ing ngarsane saka kristal-kristal biru thumbnail-ukuran Feldspar
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 werna saka rock, biru
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