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The chemical formula of Taconite is Fe3O4.
Answer is NO. Taconite is not a compound it is a mineral rock material containg about 25% iron.
Added (from wikipedia)
The iron content of taconite, commonly present as finely dispersed magnetite, is generally 25 to 30%
delizerd
ONE of them is taconite.
Taconite or Hematite