CANONSBURG, Pa., Dec. 18, 2025 /PRNewswire/ -- Today, Core Natural Resources, Inc. (NYSE: CNR) ("Core," the "company," "we" or "our") announced that it has resumed longwall operations at its Leer ...
Re-enters the mine on June 10th, consistent with previously provided timeline Re-establishes ventilation, conducts a full inspection of the mine, restores hydraulic pressure along the longwall face, ...
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