CMA is one of the nation's leading mining organizations. Founded in 1876, CMA has more than 900 members engaged in the production of a wide variety of minerals throughout Colorado and the west, as well as individuals and organizations providing services, equipment and supplies to the industry. CMA is the voice of mining in Colorado before the news media and all branches of government, both state and federal. Mining generates 57,000 jobs and $7 billion in revenues for Colorado's economy. Colorado is a leading coal producer, but also ranks 4th among the states in gold production, and 1st in molybdenum. CMA is headquartered in Denver, a launch pad for mineral development worldwide. CMA offers numerous avenues for participation through the highly acclaimed National Western Mining Conference, committee meetings and membership events held throughout the year. Contact us for information about membership in CMA, the gateway to Colorado's worldwide mining community.