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Gravel miner Prism Logistics has lost its two final leases on state-owned “school trust sections” at the base of Casper Mountain, where the company’s proposed gravel pit on the west side of town has contributed to a broader controversy over state-versus-local control of industrial activity throughout Wyoming.

The Wyoming State Board of Land Commissioners voted 3-2 on Thursday to deny extending the leases. The board , composed of Gov. Mark Gordon, Superintendent of Public Instruction Megan Degenfelder, Secretary of State Chuck Gray, Treasurer Curt Meier and Auditor Kristi Racines, similarly denied Prism’s request in June to extend the two-year term

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