open pit mining for diamonds process

How Are Diamonds Made? - The Brilliance Blog Open pit mining, underground mining, and seabed mining are the three most common ways to extract rough diamonds from Kimberlites. Polishing of Rough Diamonds Once geologists identify a Kimberlite, they begin using one of the above mining methods to extract the diamond rich xenolith rock. 1. Basic Open Pit Terminology 2. Pickstone Peerless Open ... OPEN PIT MINING PROCESS 1. Basic Open Pit Terminology 2. Pickstone –Peerless Open Pit Optimisation Input Parameters 3. Pickstone –Peerless Open Pit Optimisation Targets & Constraints 4. Pickstone –Peerless Open Pit Optimisation Results 5. Pickstone –Peerless Oxide Production Plan Summary 6. The Open Pit Optimisation Process (Net Present Value ('NPV') Optimisation) Mining process of diamonds by Sophie Ehnes on Prezi Transcript of Mining process of diamonds. How is Diamond extracted from the earth? -The two most common types of Diamond mining are open pit mining and underground mining. - Open pit mining is completed by removing and layers of sand and rock found around the area. They then blast the ore. Diamonds Open Pit Mining Process - impress-fp7 Diamonds Open Pit Mining Process. Diamond Mining. The underground mine can today reach depths of more than 1,000 meters. The content of diamonds is decreasing with the depth. Underground mining is more expensive than open-pit mining and requires more .    Read More