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Copper Sulfide

Copper sulfide minerals require the use of acid and an oxidizing agent to break the mineral lattice and release Cu 2 into solution Sherrit Pavlides Weekes 2005 Elemental copper found in nature can be leached by either oxygen or ferric ion...

Minerals Free Full

Copper extraction from primary copper sulfide ore from a typical porphyry copper deposit from Antofagasta Chile was investigated after leaching with a chloride-ferrous media at two temperatur The study focused on whether this chemical leaching system could be applied at an industrial scale Leaching tests were conducted in columns loaded with approximately 50 kg of agglomerated ore the...

The Sulfides

Cinnabar - This bright red mineral crystallizes around hot springs or hydrothermal veins It contains up to 85 mercury and is the worlds primary source of the element Mercury Galena is a coumpound of sulfur and lead It contains about 10 lead Lead Calcocite is the richest of copper ores containing about 80 copper It is a rare mineral and most of the known deposits have been mined out...

PDF Leaching of Copper Sulphides

leaching of all copper sulphide minerals such a s chalcopyrite bornite c halcocite covell ite and digenite Valkama 2013 These leach conditions have delivered high recoveries of copper...

Sulfide Mining Mining Methods Techniques Copper Zinc

Sulfide Mining Mining is the method of tacking materials from the earth to get valuable metal ores like copper zinc and lead which are known as target minerals in mining terms Metal ores like copper zinc and lead are minute quantities contrasted to the whole composition of the earth...

Copper Mining and Extraction Sulfide Ores

The main ores of copper are sulfides and oxid From their chemical formulas you can calculate the percentage of copper in each mineral However this is not the same as the percentage of copper in the ore as that also contains unwanted silicates and other minerals called gangue that will have to...

ROASTING OF SULFIDE MINERALS

ROASTING OF SULFIDE MINERALS In addition to common metals like copper lead zinc and nickel a number of other metals such as antimony bismuth cadmium cobalt mercury and molybdenum occur as sulfide minerals Sulfides are not reduced with the most widely used redu-cing agents carbon and hydrogen because the free energy change for the...

CHALCOCITE Copper Sulfide

Chemistry Cu2S Copper Sulfide Class Sulfides Uses As a minor ore of copper and as mineral specimens Specimens Chalcocite is an important copper mineral ore It has been mined for centuries and is one of the most profitable copper or The reasons for this is its high copper content 67 atomic ratio and nearly 80 by weight and the...

Copper sulfide

Copper sulfides describe a family of chemical compounds and minerals with the formula Cu x S yBoth minerals and synthetic materials comprise these compounds Some copper sulfides are economically important or Prominent copper sulfide minerals include Cu 2 S and CuS In the mining industry the minerals bornite or chalcopyrite which consist of mixed copper-iron sulfides are often...

List Sulphide Minerals

Metallurgical ContentIron Pyrites or PyriteMarcasiteCopper Pyrites or ChalcopyritePyrrhotite or Magnetic PyritesBornite or Peacock Copper OreChalcocite or Copper...

Copper Sulfide Properties Risks and Uses Life Persona

The Copper sulphides Describe a family of chemical and mineral compounds with the formula Cu X S Y These compounds comprise economically important minerals and synthetic materials The most prominent copper sulphide minerals include copper I sulfide or cuprous sulfide of chemical formulaCu 2 S found in the calcosine mineral and the copper II sulphide or cupric sulfide of the...

Copper sulfide

Goble RJ 1985 The relationship between crystal structure bonding and cell dimensions in the copper sulfid Canadian Mineralogist 23 61-76 Internet Links for Copper Sulphides Hide...

Chalcopyrite Mineral Uses and Properties

What is Chalcopyrite Chalcopyrite is a brass-yellow mineral with a chemical composition of CuFeS 2It occurs in most sulfide mineral deposits throughout the world and has been the most important ore of copper for thousands of years The surface of chalcopyrite...

Mining Industry Copper Sulfide Ore and Flotation Process

1 Types of copper sulfide ore 1 Single copper mineral Its ore characteristic is relatively simple and the only useful component that can be recycled is copper The gangue minerals are mainly quartz carbonate and silicate 2 Copper-sulfur ore Called copper-bearing pyrite In addition to copper minerals iron sulfide can be recovered and the main mineral of sulfur is pyrite...

Copper Minerals Education Coalition

Copper Copper Cu is an extremely useful industrial metal that is ductile capable of being drawn into wire malleable capable of being hammered and molded and an excellent conductor of electricity only silver is better Copper is found in many minerals that occur in deposits large enough to mine...

Eurobattery Minerals finds econo

Sep 23 2020 0183 32 The mineral studies determined the predominant Ni-sulphide mineral to be pentlandite with very minor millerite and violarite Silicate minerals iron oxides and chromite contain relatively low...

Oxidation of Copper Sulfides and Secondary Sulfide

Secondary copper sulfide enrichment is widely accepted today as resulting from oxidation of copper sulfide minerals downward migration of soluble copper sulfates and precipitation as copper sulfide by reaction with primary sulfide minerals Chalcopyrite is replaced preferentially to pyrite Examples of sulfide enrichment above the water table...

Nickel Ore Mineral Processing

Copper-nickel sulfide ore beneficiation methods The most important is the flotation The magnetic and the gravity separation is usually secondary dressing method Flotation copper sulfide nickel ore often used in the flotation of copper sulphide minerals collector and frother Application...

copper sulphide used

The Copper sulphides Describe a family of chemical and mineral compounds with the formula Cu X S Y These compounds comprise economically important minerals and synthetic materials The most prominent copper sulphide minerals include copper I sulfide or cuprous sulfide of chemical formulaCu 2 S found in the calcosine mineral and the copper...

Copper Sulfide Properties Risks and Uses Life Persona

Sep 01 2020 0183 32 1 Introduction Copper-sulfide minerals such as chalcocite Cu 2 S bornite Cu 5 FeS 4 and chalcopyrite CuFeS 2 are important copper resources from copper mines Fullston et al 1999 Flotation tends to be used to recover and concentrate these minerals Flotation is a separation method that uses the surface wettability property hydrophobicity and hydrophilicity...

Supergene Oxidation of Copper Deposits Zoning and

oxide copper minerals is a function of source-rock and host-rock mineralogy pyrite and other copper sulfide abundance and distribution fracture density and distribution phreatic and/or vadose zone occurrence and stability and maturity of the weathering proļ¬le...

Mineralogy of Sulfides Elements GeoScienceWorld

Pyrite is the dominant sulfide in porphyry copper deposits though it is chalcopyrite that is the most important ore mineral along with bornite and various binary copper sulfid In the related porphyry molybdenum deposits it is molybdenite that dominat The sulfides in such deposits occur as veinlets or disseminated grains in host intrusions...

Copper Mineral Uses and Properties

Copper s metallic luster attracted people s attention Today most copper is produced from sulfide or Copper is an excellent conductor of electricity Most copper mined today is used to conduct electricity - mostly as wiring It is also an excellent conductor of heat and is used in cooking utensils heat sinks and heat exchangers...

Sulfide Mining Minnesota Center for Environmental Advocacy

Sulfide-ore mining for copper and nickel however has never been attempted here In the case of PolyMet MCEA has led the fight for accountability and true science-based decision-making MCEA lawyers and experts have time and again cast light on the flaws inherent in the PolyMet proposal first in the environmental review and permitting...

Copper sulfide ore Mineral information data and localiti

Quick NavTop About Copper sulfide ore Classification Mineralogy Age distribution Internet Links Mineral and/or Locality Mindatorg is an outreach project of the Hudson Institute of Mineralogy a 501 c 3 not-for-profit organization...

sulfide mineral Definition Examples Identification

The composition of the sulfide minerals can be expressed with the general chemical formula A m S n in which A is a metal S is sulfur and m and n are integers giving A 2 S AS A 3 S 4 and AS 2 stoichiometri The metals that occur most commonly in sulfides are iron copper nickel lead cobalt silver and zinc though about fifteen others enter sulfide structur...

Copper Handbook

Sulfides consist of copper sulfur and iron Since copper metal is more easily extracted from the carbenate and sulfide minerals mining companies have a preference for exploiting these or 9 Copper mineral deposits are found only in special geological condi-Liorns and hence their geographical distribution tends to be concentrated A copper...

Direct extraction of copper from copper sulfide minerals

Here we provide the first demonstration that electrochemistry in Deep Eutectic Solvents can solubilise and directly recover high purity copper from solution from three copper sulfide minerals covellite CuS chalcocite Cu 2 S and chalcopyrite CuFeS 2 Cyclic voltammetry supported by EXAFS identifies the metal speciation in solution...

Science Desk How Sulfide

May 08 2015 0183 32 Acidic conditions further catalyze these reactions making them proceed at faster rates than would otherwise occur Jennings et al 2008 The sulfide-ore copper mining industry has a disastrous track record A peer-reviewed report prepared by Earthworks studied fourteen sulfide-ore copper mines representing 89 of current US copper production...

Mineralogical Society of America

Sulfide Mineral Surfaces by Kevin M Rosso and David J Vaughan p 505 - 556 Chapter 10 Reactivity of Sulfide Mineral Surfaces by Kevin M Rosso and David J Vaughan p 557 - 608 Chapter 11 Sulfide Mineral Precipitation from Hydrothermal Fluids by Mark H Reed and James Palandri p 609 - 632 Chapter 12 Sulfur Isotope Geochemistry of...