the process of copper ore

The process of extracting copper from copper ore varies according to the type of ore and the desired purity of the final product Each process consists of several steps in which unwanted materials are physically or chemically removed and the concentration of copper is progressively increased

The details of the copper-refining process depend on the type of minerals the copper is bound with Copper ore that is rich in sulfides is processed via pyrometallurgy while copper ore that is

Copper smelting and classification The smelting of copper Copper that is mined from copper ore after beneficiation becomes high quality copper concentrate Then after being smelted refined copper and copper products are yielded There are two ways of smelting copper one is pyrometallurgy the other hydrometallurgical

A look at the underground mining process The Resolution Copper deposit lies more than a mile beneath the surface The most viable way to recover this ore body is by going underground using a process called block caving Block caving is a proven mining method using advanced technologies Here s how it works Ore rock containing … Continued

For copper sulfide ore electrolysis is the final stage in the process of pyrometallurgy in which anode copper slabs are hung in a large tank full of a copper-based electrolyte solution and an electric current is applied resulting in the plating of copper onto 99 9 pure copper cathodes

High-grade copper ores are becoming a thing of the past with most ore falling in the range of 5 2 Even deposits now considered to be high grade must still first be concentrated for smelting This will likely further increase the importance of the SX-EW process in future copper production

Oct 03 2007· Bornite Cu3FeS3 is a copper ore used in the production copper When heated the following reaction occurs 2Cu3FeS3 s 7O2 g If 2 50 metric tons of bornite is reacted with excess O2 and the process has an 86 3 yield of copper how much copper is produced

ii The leaching process Copper is obtained from its ore by treating the ore with a solution of copper ll chloride and iron lll chloride Copper is recovered in the form of copper l chloride To keep the compound in solution sodium chloride is added

Processes copper mining and production Copper is found in natural ore deposits around the world This page explains copper mining the production route taken from ore-containing rock to a final product that is the highest-purity commercial metal in existence and used in a wide variety of applications essential to modern living

Process mineralogical characterisation entailed optical microscopy XRF QXRD QEMSCAN and EPMA investigations alongside a series of laboratory scale batch flotation tests of two sulphide ores at two grinds 80 passing 150 µm 80 passing 212 µm Copper mineralisation at Kansanshi occurs as both vein-hosted mineralisation and to a

Extraction of Copper from Copper pyrite The principal ore of copper is copper pyrite and copper is extracted from this ore The different steps in extraction of copper are Crushing and Concentration The ore obtained from mines are broken down into small piece by jaw crusher and then pulverized

The barren rock or gangue has to be separated from the sulfide minerals in order to smelt the metallic copper from the ore By far the greatest proportion of copper is extracted from the sulfides of copper iron and sometimes other metals Such ores originate from sulfur-bearing volcanic magmas which have separated into metal sulfides and siliceous melts

Jul 23 2017· Hey guys I just wanted to ask what are the common or most efficient ways to use Copper Ore mined by workers I have been processing them to shards which I then deposit back into my storage However it s a huge loss I take out 500 copper ores worth around $500 each After heating them into shards I get around 150 shards which are $1000 each

Geologists employ many techniques to locate copper deposits from testing the components of ore to studying land features to determine probable locations for a copper deposit The process is not as easy as it once was in part because environmental regulations prevent exploratory digs deep in …

Stage 3 Roasting At this stage of the process the chemical reactions begin They convert the copper minerals into copper metal We can illustrate the types of process using the example of chalcopyrite CuFeS 2 From the formula it is clear that iron and sulfur have to be removed in order to produce copper

The process used to treat sulfide copper ores begins at the mine site where the copper-bearing minerals are physically separated from the rest of the rock The flow diagram below shows how the percentage of copper increases as the ore is refined first physically by froth flotation then chemically by smelting and finally electrolytic refining

12 3 2 Process Description2-4 Mining produces ores with less than 1 percent copper Concentration is accomplished at the mine sites by crushing grinding and flotation purification resulting in ore with 15 to 35 percent copper A continuous process called floatation which uses water various flotation chemicals and compressed air separates

Extracting of Copper from Other Ores Copper can be extracted from non-sulfide ores by a different process involving three separate stages Reaction of the ore over quite a long time and on a huge scale with a dilute acid such as dilute sulfuric acid to produce a very dilute copper II sulfate solution

Copper is a chemical element with the symbol Cu from Latin cuprum and atomic number 29 It is a soft malleable and ductile metal with very high thermal and electrical conduct

Copper processing is a complicated process that begins with mining of the ore less than 1 copper and ends with sheets of 99 99 pure copper called cathodes which will ultimately be made into products for everyday use The most common types of ore copper oxide and copper sulfide undergo two different processes hydrometallurgy and pyrometallurgy respectively due to the different

Copper Ore Price The page provides a list of copper ore and concentrate selling and purchasing offers The proposals related to copper commodity and copper ore of different grades of purity and volume of supply from various countries The information on copper ore international price copper concentrate price per ton could be found

Mar 15 2019· Secondly the presence of pyrite in copper ores requires the use of lime in such a way as to avoid the flotation of this iron sulfide mineral Previous studies show that calcium generates an effect that boosts the negative effect of clays in the flotation process of copper ores This is an important difference compared to other applications

Extracting copper from other ores Copper can be extracted from non-sulphide ores by a different process involving three separate stages Reaction of the ore over quite a long time and on a huge scale with a dilute acid such as dilute sulphuric acid to produce a very dilute copper II sulphate solution

Sep 26 2019· Copper processing is a complex process that involves many steps as the manufacturer processes the ore from its raw mined state into a purified form for use in many industries Copper is typically extracted from oxide and sulfide ores that contain between 0 5 and 2 0 copper

This flowchart made of machinery icons explains or expresses in simple but clear terms the step of the Copper Mining and Copper Extraction Process Starting from either open-pit or underground mining and using a different relevant treatment method for oxide or sulphide copper mineral ore Having a quick look now at how porphyry ores are treated and the metals extracted

Extraction of copper from suitable ore by leaching methods is generally assumed to cost less than the combined expense of concentration smelting and refining and experimental data tend to confirm this opinion At the Butte-Duluth plant which is handling in excess of 100 tons of oxidized ore daily the copper is said to cost $0 085 per pound

Sep 18 2015· Copper Ore Mining Process For many sulfide copper minerals the removal of copper is ultimately accomplished with fire so it is known as a pyrometallurgical process In this process ore is processed and then melted at a temperature of more than 2000 degrees

Copper Ore Types Sulfides vs Oxides Different methods are used to process copper sulfide ores depending on the concentration of copper within the ore — higher-concentrated ores can be

Oct 11 2013· The Mining Process at Copper Mountain Mine CopperMountainMining Copper mines in Zambia Ore to More The History of Copper - Duration

Copper - From Beginning to End Copper is a major metal and an essential element used by man It is found in ore deposits around the world It is also the oldest metal known to man and was first discovered and used about 10 000 years ago