 The mine was discovered in 1963 by Texas Gulf Sulfur Company.In 1981 it was sold to Canada Development Corporation, then sold in 1986 to Falconbridge Ltd., which in 2006 was acquired by Xstrata, which in turn merged with Glencore in 2013.Ore from the Kidd Mine is processed into concentrate at the Kidd Metallurgical Site, located southeast of the mine, which until 2010 also smelted the ore and refined the metal produced.