Minnesota Kalér deukeut wewengkon Canoe Area Wilderness wates ieu dipikawanoh pikeun sababaraha jenis deposit mineral, kaasup bijih beusi, tambaga, nikel jeung kromium. bijih beusi geus dipelak ti Range Mesabi di Minnesota Kalér saprak 1890. mineral séjén nu geus ditempo di wewengkon kaasup: grafit, taconite, sphalerite, pyrite jeung molybdenum sulfide.
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