Pig iron is an intermediate product obtained during smelting of iron ore using high-carbon fuel such as coke, charcoal or anthracite. In addition to iron, pig iron consists of varying amounts of phosphorus, sulfur, manganese, silicon and carbon.
Pitchblende is an amorphous form of the crystalline uranium oxide mineral known as uraninite.
A polishing pond is the last in the series of settling ponds through which the mill effluent is made to flow through. The mill effluent is made to flow through a series of waste water treatment ponds before being discharged into the natural environment.
Placer deposit or placer is a natural accumulation of heavy valuable minerals which are formed by the gravitational effect during sedimentary processes. Placer mining is critical for gold extraction and one of the main mining methods used in several gold rushes including the California Gold Rush.
Block caving is a gravity-based underground mining method that involves breaking up the rock mass located at depth into pieces. This method is particularly suitable for low-grade minerals or with disseminated mineralization.
Topaz is a silicate mineral made of fluorine and aluminum. It was named after Topasos Island in the Red Sea from where it was first discovered.
AZoMining talks to Prof. Alexander Khavkin about how newly developed nanotechnology could help to access technologically hard-to-recover reserves and also provide benefits and cost reductions in currently active reserves.
By G.P. Thomas
13 Jan 2014
The island of Kalimantan has approximately 70% of Indonesia’s drills operating in the coal industry, thus representing the country’s major blasthole market. Larger models used for blasthole drilling include the Atlas Copco DML and DM45 rigs.
Raspite, a member of the Scheelite group, was first discovered in 1897 at Broken Hill, New South Wales, Australia. The mineral was named after Charles Rasp, German-Australian prospector, discoverer of the Broken Hill ore deposit.
Pyrite is an iron sulfide mineral named from the Greek word for "fire", as it emits sparks when hit with other metal or mineral.