Mining Technology in the Nineteenth Century

Mining technology consists of the tools, methods, and knowledge used to locate, extract, and process mineral and metal deposits in the earth.

The late 1860s saw the invention of dynamite and the mechanical rock drill. They supported underground workings with wooden timbers, the best known of which is the "square-set timbering" invented in 1860 on the Comstock, and unexcavated rock pillars or the "shrinkage" system by the beginning of the twentieth century.

Read More

View All | View Related | View Nearby