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bacteria used in gold mining yahoo answers

bacteria used in gold mining yahoo answers

May 07 2006 · The first Argonauts of 1848 used quite primitive mining tools knives spoons a shovel and a pan for washing the gold Since these miners could only dig out bigger nuggets with such primitive equipment they had to work on rich gold deposits

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  • Advantages and Disadvantages of Gold mining Yahoo Answers
    Advantages and Disadvantages of Gold mining Yahoo Answers

    Nov 02 2010 · Advantages Economic gain The gold mined not only provides jobs but for the stockholders of the mining company it creates significant wealth Many companies also benefit by selling services and equipment to the mines Gold has limited industrial use but is used

    Read More
  • Gold mining questions help Yahoo Answers
    Gold mining questions help Yahoo Answers

    Mar 16 2009 · 1 Why would gold mining improve transport links and electricity supplies in a country 2 What compound is commonly used to extract gold and what problems does its use cause 3 Why does gold mining produce so much waste

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  • What were common tools used by people gold Yahoo Answers
    What were common tools used by people gold Yahoo Answers

    May 21 2008 · Pick and Shovel and Dish were the main tools Once some color was found they would often change to other methods Just what they were depended on the terrain In dry areas they used dust blowers If they had a lot of water available sluices and hydraulic mining was possible

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  • where is a good spot to go gold mining in nsw Yahoo Answers
    where is a good spot to go gold mining in nsw Yahoo Answers

    Nov 29 2007 · we are looking for a good spot to go panning for gold in nsw any info will be very much appreciated EGlocationsequipmentlicences any thing you feel we should know about gold mining thankyou for your help

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  • How is gold made Yahoo Answers
    How is gold made Yahoo Answers

    Feb 06 2007 · Gold is whats called a noble metal that is it is pure when found It cannot be compounded with any other metals to make a gold alloy It will not mix with other metals Gold is malleable it can be pounded flat to more than 10 times thinner than paper as gold leaf Gold covered facemasks protect astronauts faces from the sun

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  • Alaska gold mining seasons Yahoo Answers
    Alaska gold mining seasons Yahoo Answers

    Nov 16 2011 · Alaska gold mining seasons I39m wondering how long and when the mining seasons in alaska are for mining gold I have seen a few episodes of gold rush on history channel and they keep talking about how short the mining season is Approximately what months can one mine gold in alaska Is there a set time as to when you

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  • Byproducts of mining gold Yahoo Answers
    Byproducts of mining gold Yahoo Answers

    Jun 11 2012 · Chemicals used in extracting the gold from the crushed rock are nasty and may be dumped or leak into the water supply poisoning it for fish or people to use Depending on the kind of mining operation physical transport of the ore by truck may

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  • Advantages and Disadvantages of Gold mining Yahoo Answers
    Advantages and Disadvantages of Gold mining Yahoo Answers

    Nov 02 2010 · Advantages Economic gain The gold mined not only provides jobs but for the stockholders of the mining company it creates significant wealth Many companies also benefit by selling services and equipment to the mines Gold has limited industrial use but is used

    Read More
  • where can gold be found Yahoo Answers
    where can gold be found Yahoo Answers

    May 21 2007 · Other major producers are Canada United States and Australia Mines in South Dakota and Nevada supply twothirds of gold used in the United States Siberian regions of Russia also used to be significant in the global gold mining industry Kolar Gold Fields in India is another example of a city being built on the greatest gold deposits in India

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  • How is gold made Yahoo Answers
    How is gold made Yahoo Answers

    Feb 06 2007 · Gold is whats called a noble metal that is it is pure when found It cannot be compounded with any other metals to make a gold alloy It will not mix with other metals Gold is malleable it can be pounded flat to more than 10 times thinner than paper as gold leaf Gold covered facemasks protect astronauts faces from the sun

    Read More
  • Alaska gold mining seasons Yahoo Answers
    Alaska gold mining seasons Yahoo Answers

    Nov 16 2011 · Alaska gold mining seasons I39m wondering how long and when the mining seasons in alaska are for mining gold I have seen a few episodes of gold rush on history channel and they keep talking about how short the mining season is Approximately what months can one mine gold in alaska Is there a set time as to when you

    Read More
  • What types of minerals are mined using shaft mining
    What types of minerals are mined using shaft mining

    Apr 17 2006 · Shaft mining costs WAY more than open pit mining and is also more complicated and dangerous In order to justify shaft mining you need to have a very highgrade resource Grade means your concentration of the desired metal per unit such as weight Copper or parts per million gold Grade basically controls the economics of everything

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  • Why does gold work on treating eye styes Yahoo Answers
    Why does gold work on treating eye styes Yahoo Answers

    Oct 03 2007 · My 82 year old friend recently had a stye in her left eyelid She had used a prescription ointment in it for several days with little result A neighbor told her about using a gold wedding ring warmed by rubbing on a 100 cotton cloth and then placing the ring on her closed eyelid and moving the ring from the nose to the outside of her face

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  • Is this how gold presents itself
    Is this how gold presents itself

    Jul 04 2020 · Gold found in rivers is generally just small flakes Placer mining is frequently used for precious metal deposits particularly gold and gemstones both of which are often found in alluvial depositsdeposits of sand and gravel in modern or ancient stream beds or occasionally glacial deposits

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  • Is this how gold presents itself
    Is this how gold presents itself

    Jul 04 2020 · Gold found in rivers is generally just small flakes Placer mining is frequently used for precious metal deposits particularly gold and gemstones both of which are often found in alluvial depositsdeposits of sand and gravel in modern or ancient stream beds or occasionally glacial deposits

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  • how to extract gold dust from sand Yahoo Answers
    how to extract gold dust from sand Yahoo Answers

    Apr 09 2008 · In the mining industry the gold is dissolved in a solution of cyanide or they used to use mercury both EXTREMELY hazardous and unsuitable for an amateur Mercury is no longer used because it is so poisinous and there are a lot of old mine sites around contaminated with mercury and cyanide from old gold processing operations

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  • How is gold formed in nature Yahoo Answers
    How is gold formed in nature Yahoo Answers

    Jun 14 2006 · To use gold as an example a granite intrusion that is cooling a crystallizing may contain a tiny amount of gold All through the cooling melt elements are coming together to make crystals but none of the gold is yet As the amount of liquid decreases the relative amount of the gold in it goes up so this is the first step in concentration

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  • should i buy gold for investments Yahoo Answers
    should i buy gold for investments Yahoo Answers

    Oct 23 2007 · Gold bugs believe or hope that one day golds importance will return as the printing of paper money gets out of control and before we end in a hyperinflationary fiat money collapse The US Federal Reserve ceased publishing M3 data on 23 March 2006 with the last published data indicating a yearonyear growth rate of 823

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  • what is the difference between white gold Yahoo Answers
    what is the difference between white gold Yahoo Answers

    Mar 19 2008 · Gold used in jewelry is not pure gold because it would be to soft Pure gold has the texture strength and consistency of lead Thats why you see pirates in the movies biting on coins If they were soft they were real Jewelry gold is alloy of gold mixed with something else The color is determined by what other metal or metals are used in the

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  • Where can I download a mining bot for Yahoo Answers
    Where can I download a mining bot for Yahoo Answers

    Jun 17 2010 · some are free most you have to pay minumun is like 7 i think these guys are like 99 flawless if i was going ot recoment a bot to someone i would give them this and yes they do have a minning bot that can mine gold and nearly every single mining location on

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  • BLUE BOWL CONCENTRATOR fine gold recovery
    BLUE BOWL CONCENTRATOR fine gold recovery

    Product Description The blue bowl concentrator has been our best seller for fine gold recovery for many years The Blue Bowl is available alone without pump kit or you can add various accessories like leg levelers 12volt pump kit classifier sieves

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