1 Definition
1.1 definisi
tachylite punika wangun vitreous saka kaca vulkanik basaltic. kaca iki alami dening cooling kanthi cepet saka basalt molten
granit punika banget hard, granular, rock kristal beku kang kasusun utamané saka kuarsa, mica, lan Feldspar lan asring digunakake minangka bangunan watu
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka tachylite german, saka tachy- + lutos greek telat, leleh
saka granito italian, kang tegese rock grained, saka gandum grano, lan saka granum latin
1.4 kelas
1.4.1 sub-kelas
awet rock, medium atose 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 coarse, rock opaque