definisi
taconite punika biji wesi kurang-bahan kang belongs kanggo sedimen rock lan ngemot bab 27% wesi lan 51% silika
banget nggoleki rock fault grained kang dumadi saka matrik glassy sing asring ngandhut inclusions pecahan wall-rock.
asal
western australia, Minnesota
usa
panemu
Newton Horace Winchell
Ora dingerteni
Etimologi
saka jeneng gunung taconic ing england anyar
saka pseudo- + tachylite, a rock glassy déning panas frictional ing bentet.
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque