Some interesting reading that provides a great insight into the challanges the mining industry routinely faces, the technology that can be applied to detect such possible events, and the applicaiton of robotics to speedily recover and restart the operation.
On April 10th this year, one of the world’s largest landslides tumbled 150 million tons of rock and dirt down the northeastern pit wall of Kennecott Utah’s Bingham Canyon copper-gold-molybdenum mine, likely becoming one of the more expensive landslides in modern history.
http://www.miningaustralia.com.au/features/rio-s-bingham-canyon-the-makings-of-an-expensive-y