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
Sajarah
asal
iceland
-
panemu
Ora dingerteni
Alexander von Humboldt
Etimologi
saka tachylite german, saka tachy- + lutos greek telat, leleh
saka granito italian, kang tegese rock grained, saka gandum grano, lan saka granum latin
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kulawarga
group
vulkanik
plutonic
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque