definisi
taconite punika biji wesi kurang-bahan kang belongs kanggo sedimen rock lan ngemot bab 27% wesi lan 51% silika
slate punika, kabeh podho rock metamorphic nggoleki-grained, foliated asalé saka krikel-jinis sedimentary rock asli dumadi saka lempung utawa awu vulkanik liwat kurang-bahan metamorphism regional
asal
western australia, Minnesota
england
panemu
Newton Horace Winchell
Abraham Gottlob Werner
Etimologi
saka jeneng gunung taconic ing england anyar
saka lawas esclate french, saka esclat (french éclat)
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque