Asbestos mining tailings aka known as residue from the mining of chrysotile asbestos aka white asbestos seen in the city of Thetford Mines located in Quebec, Canada. Up to 300 million tons of this residue has been abandoned by mining operations throughout the region. Thetford Mines was founded in 1876 after the discovery of large asbestos deposits in the area. The city became a hub for one of the world's largest asbestos-producing regions..(Credit Image: © Louie Palu/ZUMA Press)..