Frac sand mining controversy moves to state Capitol

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Winona, Minn. — State lawmakers will hold hearings beginning this week to address the fast-growing frac sand industry and its effect on Minnesota.

Made of silica, the sand is used in hydraulic fracturing, or fracking, to extract natural gas and oil from the ground.

Although local lawmakers are grappling with how to zone and regulate the industry, rules differ widely throughout the state. Many local officials would welcome streamlined state regulations.

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