definisi
tachylite punika wangun vitreous saka kaca vulkanik basaltic. kaca iki alami dening cooling kanthi cepet saka basalt molten
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
Sajarah
asal
iceland
pennines, england
panemu
Ora dingerteni
JJ Ferber
Etimologi
saka tachylite german, saka tachy- + lutos greek telat, leleh
saka grit + watu
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kulawarga
group
vulkanik
-
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque