Copper mining The main stages SchoolScience co uk

This is not enough to make it commercially viable to extract the rock Copper mines are only set up where there is more than 5kg of copper per tonne of rock 0 5 by mass Ideally the figure should be closer to 2 The flow chart shows you how copper is extracted from its ore

Copper Mine Techniques Ores Mines Occurence Processing

Copper is extracted in large amounts from the Earth s crust by mining of sulphide ores and also oxide ores Studies reveal about 80 of copper is produced by its extraction from sulphide ores Chalcopyrite is a certain kind of suphide ore that can be converted to copper by a different method from silicate carbonate or sulphate ores

platinum mining mining of platinum platinum platinum

At Russia s Norilsk and Canada s Sudbury deposits the metal and other PGMs are extracted as by products of nickel and copper Extracting platinum from its ore is both capital and labor intensive It can take up to 6 months and 7 to 12 tons of ore to produce 31 135g of pure platinum

How Is Gold Extracted From Gold Ore Sciencing

Gold is usually found alone or alloyed with mercury or silver but can also be found in ores such as calaverite sylvanite nagyagite petzite and krennerite Most gold ore now comes from either open pit or underground mines The ores sometimes contain as little as

How can metal mining impact the environment American

Material adapted from Hudson T L Fox F D and Plumlee G S 1999 Metal Mining and the Environment p 7 20 27 31 35 38 39 Published by the American Geosciences Institute Environmental Awareness Series Modern mining operations actively strive to mitigate potential environmental consequences of extracting metals and such operations are strictly regulated in the United

How is the copper ore extracted from the ground Answers

Strip mining is the most common method for removing copper ore from the ground See related questions and links to learn more about strip mining

How copper is made material used processing steps

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

Copper Mining and Processing Everything you Need to Know

The Basics of Copper Mining and Processing Mined from open pits copper ore must be crushed as part of the process that occurs between extraction and production Using today s compact mining equipment copper ore is extracted from the mine After the ore is crushed it s roasted which helps to convert sulfides to oxides

The Extraction of Silver Chemistry LibreTexts

Extraction of Silver by cyanide process and its uses Silver also occurs both in combined state as well as in free state The important ores of silver are Argentite Ag 2 S Copper silver glance Horn silver Ruby silver The silver ores are found along with gold ores in some parts of India

How is copper extracted Socratic

The steps followed for the extraction of copper Copper is extracted from its ore by heating it with oxygen Cu 2 S O 2 Cu 2 O SO 2 This process of heating of metal below its melting point in the presence of air is called as roasting The second step is Auto reduction of copper Cu 2 S Cu 2 O Cu SO 2 Thus the pure metal copper is obtained from its ore of Copper

Extraction Calcium

In fact extracting pure calcium via electrolysis the developed process is clean and reduces unwanted wastage However in terms of mining its ore there are a few issues environmentally in particular In terms of quarrying limestone an ore of a calcium the waste product and results of pollution need to be taken into account

cobalt processing Uses Supply Facts Britannica

Cobalt processing preparation of the metal for use in various products Magnetic alloys form the most important use of cobalt The second most important cobalt outlet is in the making of high temperature alloys in which it improves the high temperature strength and corrosion resistance

Extracting iron and copper BBC Bitesize

An ore is a rock that contains enough of a metal or a metal compound to make extracting the metal worthwhile Extraction methods The extraction method used depends upon the metal s position in the

Copper Mining and Extraction Sulfide Ores

Web search hints Porphyry copper – Nazca subduction – Global volcanism smithsonian Copper can be extracted from its ore by Underground sinking a vertical shaft into the Earth to an appropriate depth and driving horizontal tunnels into the ore Open pit 90 of ore is mined by this method

Gold extraction Wikipedia

Gold extraction refers to the processes required to extract gold from its ores This may require a combination of comminution mineral processing hydrometallurgical and pyrometallurgical processes to be performed on the ore Gold mining from alluvium ores was once achieved by techniques associated with placer mining such as simple gold panning and sluicing resulting in direct recovery of

Copper mining From ore to copper SchoolScience co uk

About 80 of all copper extracted comes from sulphide ores A typical ore contains only 0 5 to 2 0 copper It is a measure of the value of copper that it is worth extracting it from such small concentrations The ore is a mixture of minerals and rock called gangue The most common copper

how is copper extracted from it s ore Yahoo Answers

May 11 2006 · Copper can be extracted from its ore by 1 Traditional mining a underground sinking a vertical shaft into the Earth to an appropriate depth and driving horizontal tunnels into the ore

EXTRACTION OF COPPER

EXTRACTION OF COPPER FROM SULPHIDE ORE Large amount of copper are obtained from copper pyrite CuFeS2 by smelting Ores containing 4 or more copper are treated by smelting process Very poor ores are treated by hydro metallurgical process EXTRACTION OF COPPER BY SMELTING PROCESS Following steps are involved in the extraction of copper

Extraction of copper from copper pyrites CuFeS2

Copper is extracted from its principal ore copper pyrites CuFeS 2 The ore is concentrated by froth flotation process The concentrated ore is roasted in a reverberatory furnace when the following reactions occur 1 The volatiles like sulphur and arsenic escape as gases S O 2 SO 2 4AS 3O 2

From Ore to Finished Product Copper

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 And as alloyed in bronze copper tin alloy about 3000 BC was the first engineering material known to man

Extracting iron and copper BBC Bitesize

An ore is a rock that contains enough of a metal or a metal compound to make extracting the metal worthwhile low grade ores contain a small percentage of the metal or its compound high grade

Energy and Environmental Profile of the U S Mining

Energy and Environmental Profile of the U S Mining Industry 5 1 Process Overview 5 1 1 Copper Ore Mining Copper is commonly extracted from surface underground and increasingly from in situ operations In 2000 the principal mining States in descending order Arizona Utah New Mexico and Montana accounted for 99 percent of domestic

how is copper extracted from its ore through machinery

how is copper extracted from its ore through machinery HFC Refrigerants 55 HST Hydraulic Cone CrusherHST series hydraulic cone crusher is combined with technology such as machinery hydraulic pressure electricity automation intelligent control etc representing the most advanced crusher technology in the world

extraction of copper from its ore ME Mining Machinery

The Extraction of Copper Chemistry LibreTexts 翻译此页Extracting copper from its ores The method used to extract copper from its ores depends on the nature of the ore Sulfide ores such as chalcopyrite CuFeS 2 are converted to copper by a Extracting copper from its ores

How Freeport achieved 10 higher copper extraction through

The Freeport McMoRan ore processing team at Bagdad operations used data science and AI to increase ore output McKinsey released a study last week about AI applied to mining and some case examples using its work at Freeport McMoran s operations

Copper extraction Wikipedia

Copper extraction refers to the methods used to obtain copper from its ores The conversion of copper consists of a series of physical and electrochemical processes Methods have evolved and vary with country depending on the ore source local environmental regulations and other factors

TENORM Copper Mining and Production Wastes Radiation

The ore is crushed and stacked into specially designed pads The pads are lined with synthetic or natural materials such as polyethylene or compacted clay Acids are introduced to copper bearing ore seeping through and dissolving copper and any other metals including radionuclides The liquid that leaches through the rocks is collected

How copper is extracted from its ore Answers

Copper extraction from its ores involves a series of processes First the ore must usually be concentrated Then it must be roasted to convert sulfides to oxides which are smelted to produce matte

Copper mining at its most efficient YouTube

 · Copper mining at its most efficient by a conveyor belt seven kilometers long to a processing plant where giant mills grind it into sand from which the copper can be extracted The entire site

Extracting copper from its ore using carbon YouTube

 · Copper is low down in the reactivity series It is not very reactive The more reactive a metal is the more difficult it is to extract from its ore

Open pit mining Wikipedia

Open pit open cast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow This form of mining differs from extractive methods that require tunnelling into the earth such as long wall mining Open pit mines are used when deposits of commercially useful ore or rocks are found near the surface

Copper Mining and Processing Processing of Copper Ores

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

Extracting Copper From Its Ore Chalcocite FTMLIE Heavy

Copper Mining and Extraction Sulfide Ores This KS3 education resource looks at copper mining extraction and pyroprocessing of sulfide ores About Copper Copper and Copper Alloys Copper can be extracted from its ore by Use a periodic table to find the atomic masses of the elements in cuprite and chalcocite Then work out the percentage of copper in each mineral

How is platinum extracted from its ore LinkedIn SlideShare

 · An ore is a naturally occurring mineral from which a pure metal can be extracted For Platinum the two chief minerals are sperrylite or platinum arsenide PtAs2 and co operate or platinum sulfide Pts Extracting Platinum from these ores is arguably one of the most capital and labour intensive operations in the world

extraction of copper from its ore Feldspar Crusher Sales

extraction of copper from its ore extraction of copper from its ore XSM excellent mining crushing machinery products or production line design the company is committed to building the Chinese brand mine crushing and processing machinery mainly crusher mill sand making our products extraction of copper from its ore in more than one hundred of the worldsales of countries and regions

Why is the extraction of copper from pyrites more

The Gibbs free energy of formation Δ f G of Cu 2 S is less than that of H 2 S and CS 2 Therefore H 2 and C cannot reduce Cu 2 S to Cu On the other hand the Gibbs free energy of formation of Cu 2 O is greater than that of CO Hence C can reduce Cu 2 O to Cu C s Cu 2 O s → 2Cu s CO g Hence the extraction of copper from its pyrite ore is difficult than from its oxide ore

Extraction of Aluminum Copper Zinc Iron Video

Extraction of Copper Chalcopyrite CuFeS 2 is the commonest copper ore Copper is mainly extracted from the sulphide ore Cu 2 S by the self reduction process The

Copper production environmental impact

Recycling a tonne of copper uses 20 of the energy that would be used to mine and extract the same copper The copper recycling process has much in common as that to extract it but requires fewer steps High purity copper is melted in a furnace and then reduced Low purity copper is refined through electroplating in sulfuric acid

Processes extraction mining smelting refining

Copper Ores An ore is a rock containing enough valuable mineral to make it worth extracting In the case of copper it is worth extracting when there is about 2 kg of copper per 1 000 kg of ore 0 2 Copper minerals are found in over one hundred varieties although only a few have been worked for copper on a large scale

Copper Smelting Process Furnaces Used By Products and

Modern copper smelters use processed copper ore fed into a flash furnace typically fired by oxygen which produces blister copper being further processed in a converter furnace Molten copper is poured from here into rectangular moulds the resulting ingots subjected to electrolysis producing a metal of 99 9 purity Copper can be recycled indefinitely without the base metal being compromised

Copper Mining Extraction Process Flow Chart

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 There are two main

How do we extract minerals USGS

The primary methods used to extract minerals from the ground are Underground miningSurface open pit miningPlacer mining The location and shape of the deposit strength of the rock ore grade mining costs and current market price of the commodity are some of the determining factors for selecting which mining method to use

Extracting a metal from its ore chymist com

Copper can be extracted from its ores by reduction One of the common copper ores malachite which is composed of mainly copper carbonate CuCO3xCu OH 2 is heated to produce copper oxide with the release of carbon dioxide CuCO3xCu OH 2 → 2 CuO CO2 H2O The copper oxide is then heated with carbon to get copper 2 CuO C → 2 Cu CO2

How Is Copper Extracted From Its Ore Bbc Bitesize FTMLIE

How Is Copper Extracted From Its Ore Copper Extracted From Its Ore BBC GCSE Bitesize Extraction And Purification Of CopperCopper can be extracted from its ore by heating it with carbon Impure copper is purified by electrolysis in which the anode is impure copper the cathode Copper extraction WikipediaCoppe read more Learn More

how is copper extracted from its ore through machinery

how is copper extracted from its ore through machinery Extracting copper from its ores The method used to extract copper from its ores depends on the nature of the ore Sulphide ores such as chalcopyrite are converted to copper by a different method from silicate carbonate or sulphate ores

copper processing Definition History Facts Britannica

Copper processing the extraction of copper from its ores and the preparation of copper metal or chemical compounds for use in various products In its pure form or as an alloy copper Cu is one of the most important metals in society The pure metal has a face centred cubic crystal structure and

Extracting Metals by Electrolysis todhigh com

Extracting aluminium Aluminium is more reactive than carbon and it s ore has a very high melting point 2050°C This means aluminium cannot be extracted by reduction with carbon Electrolysis is used to extract aluminium from its ore In electrolysis the ore is dissolved in a compound called cryolite Na 3 AlF 6 which lowers the melting

suitable method to extract copper from its ore Caso

suitable method to extract copper from its ore Planta Móvil de Trituradora de Mandíbula Planta Móvil de Trituradora de Impacto Planta Móvil de Trituradora de Cono Planta Móvil de Trituradora de VSI Material construcción de carretera e industrias de agregados

Extraction of Resources Geology

The process of mining from discovery of an ore body through extraction of minerals and finally to returning the land to its natural state consists of several distinct steps The first is discovery of the ore body which is carried out through prospecting or exploration to find and then define the extent location and value of the ore body

Gold Processing Methods Gold Ore Extraction

Of all the methods of extracting gold processing it from its ore I used a few to evaluate two principal flowsheets in this case study The flowsheets utilized operations that involved flotation cyanidation and gravity concentration Tests that mirror each of these unit operations were utilized to evaluate the principal flowsheets This page offers a comparative review of gold recovery

copper extraction and purification chemguide

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

How is copper extracted from its ore in the ground

We are a large scale joint stock enterprise integrating R D production sales and service After 40 years of innovation and development we now have three major production sites sandstone grinding and beneficiation and become an enterprise with both soft and hard strength in China s mining machinery

pre:brand name of stone grindingnext:used stone crusher machinery supplier uk