Gold is now primarily found in very low concentrations. Open pit mines, like the one shown in this video, process tons of rock in order to extract just a few ounces. This process is extremely damaging to the environment. This clip I Segment Produced from History Channel's "How the Earth Was Made" series is being used in the geology curriculum nationwide and abroad. | Mining Geologist

Open-pit is one of the most common mining methods used and starts from the earth's surface, maintaining external exposure throughout the mining period. Learn more 👉 http://bit.ly/2A0vLmk | Anglo American

A well designed and executed blasting in an open-pit mine. The blasting principles are the same in tunnelling with the main difference that there is no free surface in tunnels. This free surface should be created with specific design of cut holes. If you have any questions about drilling and blasting method feel free to ask! #blasting #drilling #drillandblast #drillingandblasting #blastingengineer #openpit #openpitmine #miningengineering #tunnelling #tunneling #tunnelengineer #tunnelengineering