definisi
tachylite punika wangun vitreous saka kaca vulkanik basaltic. kaca iki alami dening cooling kanthi cepet saka basalt molten
mudstone punika, peteng rock sedimentary werna abu-abu nggoleki-grained, kang kawangun saka silt lan lempung lan iku padha krikel nanging wis kurang laminations
panemu
Ora dingerteni
William Smith
Etimologi
saka tachylite german, saka tachy- + lutos greek telat, leleh
saka lendhut english lan watu, saka mudde low german lan stainaz
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque