Back to the resource library Pima County Marble Mine Public Comments August 20, 2004 | Share: Download EARTHWORKS comments submitted to the AZ State Land Department regarding a limestone mine proposal that would impact endangered species along Cienega Creek. See All Related Resources Comments on Colorado’s Methane State Implementation Plan Earthworks 2024 Annual Report The Future of Mine Waste: From the Myth of Zero Tailings to Real Solutions Support HB84: End spreading oil and gas waste in PA