mparison of oxide and sulphide gypsum ore deposits

mparison of oxide and sulphide gypsum ore deposits

Oxide Sulfide Copper Ores Leaching Metallurgist Mineral Processing

The results of column leaching tests on 3 different mixed oxide/sulfide ores from a Chilean deposit are presented The 3 samples contained different ratios of oxide copper minerals to chalcocite and chalcopyrite The results of the column leach tests are interpreted in light of the shrinking core model for coarse particle leaching

oxide ore sulphide

The copper sulphide recovery did not decrease when processing the blended ore compared to treating the sulphide ore independently At a blend of 70 sulphide ore and 30 oxide ore the rougher scavenger copper recovery was as high as 95 5 See More

Comparison Of Oxide And Sulphide Copper Ore Deposits 1806

Copper Ore Types Sulfides vs Oxides An Investor s 10/11/2024 There are two main types of copper ore of interest copper oxide ores and copper sulfide ores Both ore types can be economically mined but they are processed in different waysReport on the Ore Mineralogy of Samples from the Au Rich The 1806 Zone of the Ming VMS deposit is a base and preciousmetalenriched sulfide zone with

Sulfide Mineral Oxidation SpringerLink

Acid mine drainage from sulfide mineral oxidation usually discharges into streams rivers and lakes Figure 1 The pH values of acid mine drainage range from 1 to 4 although values as low as − have been measured Nordstrom et al 2024 The high concentrations of metals such as copper chromium zinc lead cadmium mercury manganese iron and aluminum found in acid mine drainage is

Epithermal Gold Deposits Geology for Investors

The term epithermal was coined to describe a relatively shallow deposit It comes from the Greek word epi meaning shallow while thermal refers to the heated fluid necessary for the deposit s formation There are two main types of epithermal gold deposits low sulphide and high sulphide Figure 1 Figure 1 Diagram showing low

Volcanogenic Massive Sulphide Oxide Gold Deposits of the Nubian Shield

The Ariab VMS oxide gold district contains over 20 oxide gold deposits that have been mined since 1991 >2 Moz Au recovered with several having large Cu Au Zn Ag sulphide resources below the oxide gold resources including Hadal Awatib East Mt Hassai South Mt and Hadayamet Mt

PorterGeo Database Ore Deposit Description

Corella Disseminated Sulphide Deposit Corella is located along the north east contact of the Honeymoon Well ultramafic complex It contains and estimated Mt % Ni based on a % Ni cut off and to a depth of 300 m with a north south strike length of 1400 m and a width ranging from 20 to 100 m

PDF 11 Hydrothermal Alteration USGS

around many deposits and even metamorphosed alteration zones produce predictable assemblages Relations among Alteration Gangue and Ore Ore is traditionally defined as a valuable mineral or chemical commodity that can be extracted at a profit In VMS deposits ore generally consists of sulfide or sulfosalt minerals

Comparison of oxide and sulphide copper ore deposits

24 Iron oxide copper gold mineral system 2019729Iron oxide coppergold IOCG deposits Hitzman et al 1992 are a diverse family of mineral deposits characterised by the following features 1 Cu with or without Au as economic metals 2 hydrothermal ore styles and strong structural controls 3 abundant magnetite and or hematite 4 Fe oxides with Fe Ti greater than those in most igneous rocks

mparison of oxide and sulphide pper ore deposits

2024 11 26 Oxide sulfide copper ore was sampled from the ore body Cerovo C1 south deposit and used in this study The chemical composition of the ore sample is pre sented in Table 1 From Table 1 it can be seen that the high copper concentration is in the sample as well as the high copper oxide content while the sulfide copper

comparison of oxide and sulphide copper ore deposits

These 10 mines will set the copper price for the Antimony The primary ore of antimony is it s sulfide stibnite The relatively low demand for arsenic as compared to the amount of arsenic mined that is Boron Chief source is playa lake deposits of borax colemanite kernite ulexite Copper Most copper ore bodies are mined from minerals created by weathering of technologies for oxide and sulphide

mparison of oxide and sulphide gypsum ore deposits

Thermodynamics of the Reduction Roasting of Nickeliferous The global nickel sulphide resources are becoming more difficult to as a mine and result there is increasing interest in the current and future development of the oxidic nickel laterite deposits In comparison to the sulphide ores the nickel late rites cannot be readily upgraded by conventional means and growing attentionis

Why are many oxideshydroxides primarily secondary

Oxidation of iron sulfides or other sulfides is an acidic process Describe how sulfides contribute to acid mine drainage Sulfides that are mined up are left around which then is exposed to the air and creates acid mine drainage due to the oxidation of sulfides that creates sulfuric acid

Axis House Mining Technology

Axis House also has a proprietary range of ready to dose liquid sulphide collectors each targeting specific ore types and sulphide minerals promoting metal selectivity and recovery The company s frother products are tailored and non hazardous as well as being ore specific to endorse concentrate selectivity and reject gangue

PDF Sulfide Minerals in Hydrothermal Deposits ResearchGate

oxidation of sul ﬁde minerals is a major environmenta l concern in many mines a nd after the closur e of mine sites T ab le 1 and T a bl e 2 summa rize t he key features of selecte d sulﬁ

Metalliferous Ore Deposit Exploration

Pyritic copper sulphide deposits and pyritic zinc sulphide deposits are generally leached of copper and zinc near the surface In the earlier days of mining many of the deposits were discovered incidental to mining associated metals less readily dissolved at the surface In general these deposits were stained with iron oxide

Descriptive model of Besshi massive sulfide USGS

Alteration Difficult to recognize because of metamorphism Chloritization of adjacent rocks is noted in some deposits Ore Controls Uncertain Deposits are thin but laterally extensive and tend to cluster in en echelon pattern Weathering Gossan Geochemical Signature Cu Zn Co Ag Ni Cr Co/Ni > Au up to 4 ppm Ag up to 60 ppm EXAMPLES

comparison of oxide and sulphide copper ore deposits

copper sulfide lead ore extraction processing Know More Jan 12 2024 0183 32 The most common types of ore copper oxide and copper sulfide undergo two different processes hydrometallurgy and pyrometallurgy respectively due to the Get Price And Support Online Copper extraction Copper extraction refers to the methods used to obtaining copper from its or The conversion If the ore is

Sulphide ores Big Chemical Encyclopedia

The PGM in these ores is present as Pt cooperate and Pd rysotkite sulphides [] Tenorite CuO Cu = 80% SG = is usually present in mixed copper oxide and sulphide ore The flotation properties of tenorite are similar to that of cuprite [] The flotation properties of bronchantite antlerite and chalcantite were not examined

Copper Ore Types Sulfides vs Oxides INN

As mentioned copper oxide ores are not as attractive an exploration target as copper sulfide ores due to their lower grade However in some cases low grade copper oxide ores can

comparison of oxide and sulphide copper ore deposits

Flotation of mixed copper oxide and sulphide minerals … For mixed oxide and sulphide ores CPS is unsuitable for simultaneous flotation of copper oxide and sulphide minerals as the sulphides are usually heavily depressed by the sulphide ions from NaHS additions necessary to sulphidise the oxide copper

Geological ore deposits The Australian Museum

Economic viability of ore deposits Many factors control the economic viability of an ore deposit but the most important are grade amount of metal per ton of rock size of the deposit tonnage easy access to infrastructure such as roads and rail for transportation current price for the commodity demand Oxidised zones of ore deposits

PDF 12 Supergene Ore and Gangue Characteristics USGS

an intensely altered and leached Fe oxide rich gossan the remains of the original massive sulfide that extends upward to the paleosurface Studies of hydrothermal sulfide mounds and chimneys on oceanic spreading axes reveal a second type of gossan forma tion oxidation of sulfide minerals by interaction with oxygen rich ambient seawater

CN104379778B From the method for complex oxide ore deposit and

in each embodiment there is provided the method that metal is reclaimed from ore deposit the ore deposit described in each embodiment can be oxidation the combination of thing

VMS deposits containing gypsum USGS

Volcanogenic massive sulfide deposits VMS deposits containing gypsum 80 deposits match Name of deposit Deposit type State or Province Country Alaverdi Felsic not specified Armenia Armanis Felsic not specified Armenia Shamlug Felsic not specified

Nickel deposits CSIROpedia

The research confirmed that the ore deposits formed in the insulated lava conduits during prolonged flow of lava which fed advancing flows Dense immiscible sulphide liquids formed in the flowing lava during crystallisation and when the lava heated melted eroded and assimilated the sulphidic floor rocks of these conduits these sulphide

Enhanced methods for nickel recovery from low grade ores and bleed streams

The process steps of the two methods of magmatic sulfide ores can be found in Figure 4 Chlorine and acid leaches can also be used to separate and concentrate the nickel with the final step of hydrometallurgy being electrowinning Fig 4 Flow Sheet of the Processing of Magmatic Sulfide Ores Natural Environment Research Council 2024

Comparison Of Oxide And Sulphide Copper Ore Deposits

Oxide sulfide copper ore was sampled from the ore body Cerovo C1 south deposit and used in this study The chemical composition of the ore sample is pre sented in Table 1 From Table 1 it can be seen that the high copper concentration is in the sample as well as the high copper oxide content while the sulfide copper concentration is lower

Formation of massive iron deposits linked to explosive volcanic

The world class El Laco iron deposit in the ELVC consists of six massive magnetite ore bodies that are spatially associated with the pre existing subvertical annular collapse structures and

Sulfur in ore formation ScienceDirect

The physicochemical properties of sulfur make it possible to create a theory of the formation of endogenous ore deposits • Molecular chemical schemes of formation of sulfide and oxide ores can be considered as the basis of the future theory • Thermodynamic methods are necessary to refine and create a full fledged theory of ore formation •

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