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Sulfide Ore | Article about Sulfide Ore by The Free Dictionary

Sulfide Ore any of several natural mineral formations consisting of metal sulfides. Metal selenides, tellurides, arsenides, and antimonides are also classified among the sulfide ores. Sulfide ores are an important source for the production of Ni, Co, Cu, Zn, Pb, Mo, Bi, Sb, and Hg. They contain not only sulfides but also other minerals ...

Copper sulfide ore: Copper sulfide ore mineral …

Look for Copper sulfide ore images on Google Mineral and/or Locality Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.

CA2872664A1 - Sulfide ore leaching process - Google …

The present invention discloses a new process for leaching sulfide minerals consisting of leaching crushed ore in a vat reactor, wherein the leaching solution is fed with an ORP value close to the upper limit suitable for leaching and the exiting leaching solution leaves the reactor with an ORP above the lower limit suitable for leaching the ore.

Sulphide Leaching - Mineral Processing & Metallurgy

Methods of leaching sulphide ores can be: in absence of oxidizing agents in presence of oxidizing agents Bacterial leaching Absence of oxidizing agents Acid leaching: Dilute acids dissolve some metal sulphides with liberation of H2S, e.g. ZnS + 2H+ ^ Zn2+ + H2S Three types of sulphides can be encountered. Completely soluble sulphides: Zns, CoS ...

Sulfide - definition of sulfide by The Free Dictionary

Define sulfide. sulfide synonyms, sulfide pronunciation, sulfide translation, English dictionary definition of sulfide. n. Divalent sulfur, or a compound of divalent sulfur with an electropositive element or group, especially a binary compound of sulfur with a metal. n.

Ore - Wikipedia

An ore is an occurrence of rock or sediment that contains sufficient minerals with economically important elements, typically metals, that can be economically extracted from the deposit. The ores are extracted from the earth through mining; they are then refined (often via smelting) to …

Copper Ore Types: Sulfides versus Oxides - Nasdaq.com

Both ore types can be economically mined, however, the most common source of copper ore is the sulfide ore mineral chalcopyrite, which accounts for about 50 percent of copper production. Sulfide ...

Copper Mining and Extraction: Sulfide Ores

The smelter for sulfide ores produces sulfur dioxide gas. This is scrubbed from the flue gases to make sulfuric acid for leaching copper from oxide ores. Scrubbing sulfur dioxide also protects the environment.

Sulfide ore: Mineral information, data and localities.

Look for Sulfide ore images on Google Mineral and/or Locality Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.

Iron sulfide ore: Mineral information, data and localities.

An iron ore where the primary ore minerals are iron sulfides.

Antimony - Wikipedia

Antimony is sometimes found natively (e.g. on Antimony Peak), but more frequently it is found in the sulfide stibnite (Sb 2 S 3) which is the predominant ore mineral. [11]

US4460459A - Sequential flotation of sulfide ores - Google ...

A sequential flotation process for the recovery of high-grade concentrates of copper, lead and cobalt-nickel from sulfide ores is provided. A primary grind ore pulp is conditioned with SO 2 as H 2 SO 3 under intense aeration, and the conditioned pulp subjected to sequential flotation, with regrinding and conditioning of a copper rougher ...

Galena - Wikipedia

Galena, also called lead glance, is the natural mineral form of lead(II) sulfide. It is the most important ore of lead and an important source of silver.

US6732867B2 - Beneficiation of sulfide minerals - Google ...

Froth flotation processes, useful for beneficiating base metal mineral values from metal sulfide ore, utilize a collector comprising N-butoxycarbonyl-O-butylthionocarbamate.

Sulfide Ore | Article about Sulfide Ore by The Free …

Sulfide Ore any of several natural mineral formations consisting of metal sulfides. Metal selenides, tellurides, arsenides, and antimonides are also classified among the sulfide ores. Sulfide ores are an important source for the production of Ni, Co, Cu, Zn, Pb, Mo, Bi, Sb, and Hg. They contain not only sulfides but also other minerals ...

WO2013163712A1 - Sulfide ore leaching process - Google …

The present invention discloses a new process for leaching sulfide minerals consisting of leaching crushed ore in a vat reactor, wherein the leaching solution is fed with an ORP value close to the upper limit suitable for leaching and the exiting leaching solution leaves the reactor with an ORP above the lower limit suitable for leaching the ore.

US7435405B2 - Anti-oxidation method for sulfide minerals ...

By suppressing oxidation of sulfide minerals in sulfide ore due to bacteria or the like, this invention prevents the elution of heavy metals from the sulfide ore, and reduces the decrease in flotation performance when processing sulfide ore that is stored in a stockpile. Also, the invention makes it easier to process acidic wastewater from a ...

Sulfide - Wikipedia

Sulfide (British English sulphide) is an inorganic anion of sulfur with the chemical formula S 2− or a compound containing one or more S 2− ions. Solutions of sulfide salts are corrosive.

US20130247720A1 - patents.google.com

The present invention provides a method of leaching copper from a copper sulfide ore, wherein operating costs and environmental impacts can be effectively reduced. The present invention is a method of leaching copper from a copper sulfide ore by a process of leaching a layer of stacked ores, wherein the leaching solution containing Fe (III) ion ...

sulfide - English-Spanish Dictionary - WordReference.com

zinc sulphide n noun: Refers to person, place, thing, quality, etc. (chemical compound) sulfuro de zinc loc nom m locución nominal masculina : Unidad léxica estable formada de dos o más palabras que funciona como sustantivo masculino ("ojo de buey", "agua mala").

LPF Process Metallurgical Testing

As can be seen, the acid consumption at pH 1.5 is reasonable for oxide and transition ores but not for sulfide ore type. Accordingly, it is strongly recommended that the sulfide ore should not be used in the proposed LPF process and that it be processed with sulfide flotation circuit.

Iron ore - Wikipedia

Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, or deep purple to rusty red.

Bioleaching of low-grade copper sulfide ores by ...

Abstract. The grown conditions of Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans were investigated, and then experiments were conducted to research the bioleaching behaviors of crude ore of copper sulfide and hand-picked concentrates of chalcopyrite by Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans.

Copper sulfide - Wikipedia

Some copper sulfides are economically important ores. Prominent copper sulfide minerals include Cu 2 S ( chalcocite ) and CuS ( covellite ). In the mining industry, the minerals bornite or chalcopyrite, which consist of mixed copper-iron sulfides, are often referred to as "copper sulfides".

CA1245459A - Sulfide as a hypochlorite kill agent - Google ...

ABSTRACT Residual hypochlorite contained in chlorinated slurries of either carbonaceous gold-containing ores or mixtures of carbonaceous and oxide gold-containing ores are reduced by reaction with sulfide ion-providing chemical compounds preferably sodium hydrosulfide, sodium sulfide or hydrogen sulfide. The hypochlorite "kill ...

Nickel sulfide ore: Mineral information, data and localities.

Ores with economic nickel in sulphide minerals (most commonly pentlandite).

Sulphide Gold Ore Treatment by Leaching and Flotation …

Problem with gold recovery from sulphide ore: How may a mill get the maximum recovery of gold from a sulphide ore, at the least capital cost and at the same time obtain the highest net return.