Low-grade iron formation (e.g., in Minnesota). Recovery of the iron requires fine grinding and concentration of iron-bearing phases (see mineral processing), which are then formed into pellets suitable for blast furnaces. As high-grade deposits of iron ore have become depleted, taconite deposits have increased in importance.
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U.S. Route 169 serves as a main arterial route in the community.
There were 136 households out of which 32.4% had children under the age of 18 living with them, 49.3% were married couples living together, 8.1% had a female householder with no husband present, and 36.0% were non-families. 31.6% of all households were made up of individuals and 15.4% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.91.
In the city the population was spread out with 24.4% under the age of 18, 8.6% from 18 to 24, 30.5% from 25 to 44, 18.1% from 45 to 64, and 18.4% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 94.4 males. For every 100 females age 18 and over, there were 100.0 males.
The median income for a household in the city was $30,250, and the median income for a family was $50,417. Males had a median income of $32,500 versus $20,357 for females. The per capita income for the city was $16,357. About 14.9% of families and 17.1% of the population were below the poverty line, including 34.2% of those under age 18 and 3.2% of those age 65 or over.