"The facts of the matter being that the mining industry is our state's biggest tax revenue, and counties continually reap the benefits each time they receive partnership grants or grants from the Legislative Digest," Hinkle said at the Logan County rally.
Construction of Yeager Airport in Charleston was one of the largest mountaintop removal and valley fill projects of its kind when it was built, he said.
He also said construction along U.S. 19 produced a valley fill up to 100 feet deep and 4,428 feet long at Powells Mountain.
The site that Kitts wants to work was mined previously for 10 years, and it is in an isolated area, Hinkle said.
Commissioner O'Dell, who signed the resolution, and Commissioner Blankenship, who did not sign, could not be reached for comment.
A.T. Massey officials have offered the Nicholas County Commission the property, totaling 1,200 to 1,500 acres, for future county use once the mining project is finished.
The valley fill would affect two streams, Robinson Fork and Spruce Run.
The company's plans call for 1,805 acres of valley fill to cover 4 miles of stream.
"It's not as detrimental as environmentalists will tell you," Hinkle said.