Musi wa15 Gumiguru, chikamu chechitatu cheToppi production performance report muna 2021. Sekureva kwemushumo, muchikamu chechitatu chegore ra201, nzvimbo yekuchera yeRio Tinto kuPilbara yakatumira matani esimbi anosvika mamiriyoni 83.4, kuwedzera kwe9% kubva pamwedzi wapfuura uye kuwedzera kwe2% muzvikamu zviviri. Rio Tinto yakaratidza mumushumo kuti nekuda kwekukanganiswa kwekutarisira mafreckles, mapurojekiti ekutsiva brownfield capacity uye kunonoka kwenguva ye202, huwandu hwezviitiko zvesimbi mumugodhi wePilbara muchikamu chechitatu hwaive mabhiriyoni 833, nekudzikira kwakanaka kwe4% uye kuwedzera kwemwedzi nemwedzi kwe10%.
Pamusoro pezvo, nekuda kweRio Tinto, nekuda kwekuratidzwa kwemanzwiro muWestern Australia, Kuddedley Valley Brownfield Project neLobo River Green Brownfield Capacity Replacement Project zvakanonoka zvishoma. Basa rekutumira iron munzvimbo yePilbara yekuchera muCanada muna 2021 richave mamiriyoni mazana matatu nemakumi maviri. Matani ~ mamiriyoni mazana matatu nemakumi maviri ematani. Chinangwa cheCanada briquettes dzesimbi nebriquettes dzesimbi dzakapfava panguva imwe chete chinosvika matani mazana mapfumbamwe nemakumi mashanu kusvika pamatani zana nemakumi mashanu (fungidzira matani zana nemakumi mashanu kusvika pamatani zana nemazana maviri).