Dorset Mountain located in Vermont, on the border of Rutland and Bennington counties, is a mountain of the Taconic Range. Dorset Mountain is home to the largest underground marble quarry in the world. The quarry is entered through the same opening that has been in use for over 100 years. The mine is 1 ½ miles deep, and this is where Danby Marble is quarried. Vermont Quarries Corporation took over the production and operation of the famous Danby Marble quarry in 1992. Read more