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Soapstone
Soapstone

Taconite
Taconite



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Taconite

Soapstone lan Taconite Definition

Definition

definisi

iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
taconite punika biji wesi kurang-bahan kang belongs kanggo sedimen rock lan ngemot bab 27% wesi lan 51% silika

Sajarah

asal

usa
western australia, Minnesota

panemu

Ora dingerteni
Newton Horace Winchell

Etimologi

saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
saka jeneng gunung taconic ing england anyar

kelas

rocks metamorphic
rocks sedimentary

sub-kelas

awet rock, rock alus
awet rock, medium atose rock

kulawarga

group

-
-

kategori liyane

rock grained nggoleki, rock opaque
rock grained coarse, rock opaque