Colorado Mining Association (CMA)
The Colorado Mining Association (CMA) is the oldest and one of the most effective mining trade associations in the United States. Founded in 1876, CMA celebrates more than a century of service to the mineral resource industry in Colorado and throughout the region. As a voice of mining, CMA promotes the mining industry’s interests before governmental agencies and the general public. CMA further works to provide opportunities for professional growth and business development for its members.