extracting gold from ore facts yahoo answers

News
Separating metal from rock? Is it mining, oring , - Yahoo
Separating metal from rock? Is it mining, oring , - Yahoo

Apr 25, 2009· Yahoo Philippines Answers , Is it mining, oring, dehydrating,roasting? Update: My daughter had this on a test that a teacher passed out and for the life of me I can't find the answer , Separating the metal-rich minerals in the ore from the unwanted waste material...

Know More
how many ways are there to extract gold or gold ore ,
how many ways are there to extract gold or gold ore ,

Oct 21, 2011· Yahoo 7 Answers Sign in Mail ⚙ , How many ways are there to extract gold or gold ore? plz mention the names of the ways Follow 1 answer 1 , You can separate gold ore from other material by flotation This is a variation on mechanical sorting You can separate gold from ore by dissolving the gold in a cyanide solution...

Know More
Answers | Yahoo Answers
Answers | Yahoo Answers

Yahoo New Zealand Answers , Best answer: Metals are extracted from their ores by metallurgical process It involves purifying the ore, that is, concentration of the ore by certain methods followed by the extraction process itself , You find gold and other noble metals in free state but aluminium is not found in free state in nature An ....

Know More
To extract gold from its ore, the ore , - answersyahoo
To extract gold from its ore, the ore , - answersyahoo

Jan 24, 2016· Yahoo Answers Sign in Mail ⚙ , To extract gold from its ore, the ore is treated with sodium cyanide solution in the presence of oxygen and water? 4 Au(s) + 8 NaCN(aq) + O2(g) + 2 H2O(l) 4 NaAu(CN)2(aq) + 4 NaOH(aq) (a) Determine the mass of gold that can be extracted if ,...

Know More
Extracting Gold From Ore Facts Yahoo Answers
Extracting Gold From Ore Facts Yahoo Answers

how is iron extracted from iron ore yahoo answers Making iron In the blast furnace Iron is extracted from iron ore in a huge container called a blast furnace extracting gold from ore facts yahoo answers; how iron ore is extracted How is iron extracted Iron ore is mixed with coking coal and limestone How is Iron extracted from its ore?...

Know More
Extraction of copper by , - ukanswersyahoo
Extraction of copper by , - ukanswersyahoo

Mar 10, 2013· Yahoo UK & Ireland Answers , electrical conductors and the impurities are removed from the electrolytic cell and further refined to release silver,gold platinum,iridium etc , How does dropping copper ore into a fire lead to the extraction of copper? Displacement reaction between Iron + Copper sulphate?...

Know More
gold ore processing extraction methods specific gravity ,
gold ore processing extraction methods specific gravity ,

Gold mining is the resource extraction of gold by mining As of 2016, the world's largest gold producer was China with 4637 tonnThe second largest producer, Australia, mined 2873 tonnes in the same year, followed by Russia with 2744 tonn...

Know More
Mobile gold processing plant - YouTube
Mobile gold processing plant - YouTube

Sep 07, 2016· Mobile gold ore processing Mobile Gold Processing Plant - SCMdeveloped complete sets of mobile gold processing plant, which can be equipped with crushing plant, screening machine, and separation ....

Know More
What would happen if you put gold in mercury - answers
What would happen if you put gold in mercury - answers

At one time, mercury WAS used to extract gold from gold ore The rock was crushed, and washed over a copper sheet coated with mercury Gold forms an amalgam with mercury, and some of the gold ....

Know More
Questions | Yahoo Answers
Questions | Yahoo Answers

Yahoo Singapore Answers , any way of finding the answer PLZZZZ help me i need the answer ergently also if you know the answer to how strontium is extracted and purified PLZ tell me!!!! EXTRA EXTRA ERGENT!!! , im doing a science assignment and i cant find out how to Extract and purify tin from the Cassiterite ore please help, any reference ....

Know More
ore dressing process of extracting copper from ore
ore dressing process of extracting copper from ore

Which process separates a metal from its ore answers Metal ore is a type of rock from which metal can be extracted Metal ores are normally oxides; for example, aluminum is the most common metal in the Earth's crust, but in order to get as pure , ore dressing gold extraction from its mines saapf...

Know More
Yahoo Answers: Answers and Comments for When can iron ,
Yahoo Answers: Answers and Comments for When can iron ,

Yahoo Answers: Answers and Comments for When can iron-bearing material be classified as iron ores? , as iron ores? [Engineering] Copper mines and different mines do not in basic terms contain the metallic they are extracting In copper mines operating example, the concentration of copper is below a million% , In a gold mine the ....

Know More
Vale (VALESW) Company Profile & Facts
Vale (VALESW) Company Profile & Facts

The Base Metals segment produces and extracts non-ferrous minerals, including nickel; and its by-products, such as copper, gold, silver, cobalt, precious metals, and others The company was formerly known as Companhia Vale do Rio Doce and changed its name to Vale SA in May 2009...

Know More
Gold Mining and its Environmental Impacts
Gold Mining and its Environmental Impacts

Gold Mining and its Environmental Impacts ABSTRACT This paper examines the economical, agricultural, and environmental effects of the California Gold Rush of 1848 and the following years After gold ore is formed through hydrothermal deposition, it is near enough to the Earth’s surface, that it can be mined for its monetary and aesthetic value...

Know More
method to extract metal from iron ore? | Yahoo Answers
method to extract metal from iron ore? | Yahoo Answers

Aug 03, 2011· Best Answer: Methods of extracting metals The Earth's crust contains metals and metal compounds such as gold, iron oxide and aluminium oxide, but when found in the Earth these are often mixed with other substanc To be useful, the metals have to be extracted from whatever they are mixed with A metal ore ....

Know More
how was tin extracted? | Yahoo Answers
how was tin extracted? | Yahoo Answers

Jun 05, 2013· Best Answer: How to Extract Tin From Its Ore : Shiny, malleable and light, tin is truly a fascinating metal Luckily for us, its low melting point also means that tin is one of the easiest metals to extract from its ore By using some of the same methods ,...

Know More
What is tin extracted from - answers
What is tin extracted from - answers

Tin is extracted from its ore by heating it with carbon The only commercially recovered ore of tin is casserite, with contains an oxide of tin (SnO 2)Use the link below to check facts and learn ....

Know More
how copper is extracted from malachite
how copper is extracted from malachite

extracting copper from malachite in Extracting a metal from its ore134 Кб Copper can be extracted from its ores by reduction One ofmon copper ores, malachite, whichposed of mainly copper carbonate, CuCO3xCuOH2, is heated to produce copper oxide with the release of carbon dioxide...

Know More
the process of extracting iron from its ore
the process of extracting iron from its ore

method to extract metal from iron ore? | Yahoo Answers Sorry don't know the method but the process of extracting a metal from it's ore is known as metallurgy , Iron ore process plant for iron ore mining » Request a quotation the process of extraction of iron from its ore - Gold Ore ....

Know More
Is Mining Sustainable? - CommDev
Is Mining Sustainable? - CommDev

Is Mining Sustainable? , all the earth and ore disturbed for metals extraction, only a miniscule amount is actual ore For example, in 1995 the gold industry moved and processed 725 million tons of rock to extract , take 5 to 6 tons of ore to make one gold wedding band, leaving 10,000 pounds of waste How...

Know More
THE EXTRACTION OF METALS - AN INTRODUCTION - chemguide
THE EXTRACTION OF METALS - AN INTRODUCTION - chemguide

the extraction of metals - an introduction This page looks at the various factors which influence the choice of method for extracting metals from their ores, including reduction by carbon, reduction by a reactive metal (like sodium or magnesium), and by electrolysis...

Know More
how to extract pure gold out of gold alloy ? | Yahoo Answers
how to extract pure gold out of gold alloy ? | Yahoo Answers

May 31, 2007· example : 22k gold -mixture gold and copper, how to extract gold or separate gold and copper , Answers Relevance Rating Newest Oldest Best Answer: welll, , To extract gold out of ore or other metals, one way people have used for a while and still use is adding cyanide to the mixture, which causes the gold to ionize and go into solution ....

Know More
Questions | Yahoo Answers
Questions | Yahoo Answers

Yahoo Canada Answers , If the mass of the ore from which the gold was extracted is 1585 g, what percentage of the ore is gold? 4 Au(s) + 8 NaCN(aq) + O2(g) + 2 H2O(l) 4 NaAu(CN)2(aq) + 4 NaOH(aq) (a) Determine the mass of gold that can be extracted if 265 g sodium cyanide is used (b) If the mass of the ore from which the gold was extracted ....

Know More
Why cyanide is used in gold mine? | Yahoo Answers
Why cyanide is used in gold mine? | Yahoo Answers

May 23, 2007· Yahoo Malaysia Answers , If cyanide is used to extract gold from gold ore, then why those conglomerate gold miners use cyanide right inside the gold mine? Instead of using cyanide in the gold extracting plants? Follow 2 answers 2 Report Abuse Are ,...

Know More
Answers | Yahoo Answers
Answers | Yahoo Answers

Yahoo Answers Sign in Mail ⚙ , (160 ml) safflower or canola oil 1 teaspoon pure vanilla extract 2 cups fresh or frozen berries (blueberries, raspberries, blackberries, and/or strawberries) Preheat oven to 375 degrees F (190 degrees C) , Johny Walker Red, Johny Walker Black, Johny Walker Gold, J&B, Cutty Sark, are some examples of Scotch ....

Know More
NOVA: Hunting the Elements Flashcards | Quizlet
NOVA: Hunting the Elements Flashcards | Quizlet

How much gold is in one ton of the mined rock? one ounce How much is each truckload of ore worth, once the gold is extracted? $720,000 What determines how reactive an element is? how willing it is to share electrons What are the noble metals , NOVA: Hunting the Elements answers 80 terms Hunting the Elements THIS SET IS OFTEN IN FOLDERS ....

Know More
Bacterial Leaching: Extracting Gold from it's ore? | Yahoo ,
Bacterial Leaching: Extracting Gold from it's ore? | Yahoo ,

Apr 14, 2008· It is cheaper currently to use traditional smelting to extract copper from its ore, so bioleaching is not used in this case, but it is used more and more in gold extraction, since much of the ore has very little gold in it, so bioleaching is a cost effective option here (bioleaching is also used for refractory gold ore, that is, ore in which ....

Know More
Yahoo Answers: Answers and Comments for Why are low-grade ,
Yahoo Answers: Answers and Comments for Why are low-grade ,

Take gold as an example While they could find big chunks of it lying on the ground, no one bothered to try and extract the tiny percentage of it from tonnes of rock However, now that nuggets are rare, extracting gold commercially by processing large quantities of rock (ore) is far more acceptable...

Know More
what is smelting? | Yahoo Answers
what is smelting? | Yahoo Answers

Feb 04, 2007· Best Answer: Chemical reduction, or smelting, is a form of extractive metallurgy The main use of smelting is to produce a metal from its ore This includes iron extraction (for the production of steel) from iron ore, and copper extraction and other base metals from their or It ,...

Know More
how to separate gold from rock - BINQ Mining
how to separate gold from rock - BINQ Mining

Jan 31, 2013· how to separate gold from rock Posted at:January 31, 2013[ , »More detailed How to Separate Gold From Ore | Separating gold from rock ore is a multi-step process that involves grinding the rock ore, creating a liquid solution, , How to extract Gold from Rocks? – Yahoo! Answers...

Know More
Get Solutions & Quotation