Gold and Precious Metals
A class of metals that are considered to be rare and have high economic value; which include, but are not limited to, Gold, Silver, Platinum, Iridium, Rhodium and Palladium.
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added How do leader shed gold to Gold and Precious Metals 27 minutes ago
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wrote the first answer to Which metal is most likely to be responsible fo the silver-grey color of white gold alloy 27 May 2012 07:34
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added What does it mean when a gold ring is stamped CTO 10k to Gold and Precious Metals 27 May 2012 06:45
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asked Is gold natural and said it was different from Is gold natural or synthetic 27 May 2012 04:10
See the link below for latest public prices.
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Gold will not stick to a magnet. Gold may be made into an amalgam with mercury.
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It means it is 41.7% pure or 10k
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No, gold is an element and is inorganic. In order to be organic a compound must contain carbon and hydrogen.
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The actual gold weight of that coin is 0.0603 troy oz.
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Tungsten carbide are made from the tungsten carbide power, it sort of dark Grey powder from the tungsten and black carbide. ...
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A gold filled item has gold on the outside, and is filled with a base metal. Gold is recovered from dust (jewelers sweep the dust...
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You can expose to alloy to heat and melt it. since alloys are two different metals one will melt faster than the other. Or you...
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18k means, as was said, 18 karat gold, or .750 purity gold. PG means one of two things; "Plated Gold" or "Plumb Gold". The former...
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Aluminum is slightly harder than gold. In a way yes and in a way NO. It depends on the purity and the age of both metals. Pure...
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Varied Opinions: I would caution you against using eBay. I stopped selling silver there because you will by FAR get you the...
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pennyweight = dwt 1 gram = 0.643014 dwt
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First add water to the mixture to dissolve the salt, then filter with filter paper to obtain the mixture of gold and iron....
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Burn the dust at 650c temperture. Sieve it & remove iron by magnet. //there should be no iron from brass!// Take 1 kg fine...
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You don't. It costs more to recover the silver from a plated item than the value of the silver.
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There is no such thing. The number is wrong and the word is spelled with a "k". If you mean .958 (point nine five eight), that is...
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At the very least, the value of the watch's gold density.
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The government is bad now
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Precious-metal prices change every day so any answer posted here would be out of date almost immediately. While it's not normal...
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If 1kg of indium is worth about 748$ U.S. then 1 gram would be about 0.75$
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Gold is sold in troy ounces, which is a little heavier than a regular ounce. 1 Troy ounce = 31.1 grams, so 0.1 Troy ounce = 3.11...
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Not even close, Tibetan silver is more closely related to pewter. Tibetan silver only contains a small, small amount of pure...
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it means good luck, atleast thats what i heard
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130.00
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Demand and supply of gold in market.
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Rs. 15,500.00
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Find an area that has been proven to produce gold. Mountainous areas that have strong granite or crystalline deposits are a good...
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I would hire someone to do it. But you should be able to as long as you clean the bronze allowing the silver to coat the bronze.
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They're both can use as jewelry.
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Because he bombarded the alpha rays on thin foil of gold and alpha rays can not pass through air or gases.
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It means the gold the ring is either composed of or electroplated with is 14 karat, which is standard for jewelry.I disagree....
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From the chart on the related link: 197Au is the most common, and should be pretty close to 100%, since the longest half-life of...
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It depends how big the piece is: a gram, an ounce, a ton...
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925 means 92.5% purity silver; Also known as "sterling". 22K means 22 karat gold or 91.6% purity. Both used together will signify...
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14K on jewelry refers to the amount of gold in the alloy, in the total amount of metal, as gold in jewelry is rarely found in the...
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It would not be advisable for you would be cheapening the look of the white gold pendant
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Better to plate it in gold salt solution
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only some of their jewelery are sterling silver and it will state weither it is plated or sterling silver.
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The fact that it is composed of one type of atom, specifically, gold is composed of atoms with 79 protons each.
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yes it does. In-fact even 24 carat / 999 gold also exist. Although most jewelry is made from 750 (18k) to 416 or 417 (10k) for...
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google this:jewelry makers a.j.r.
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$400 per Troy ounce (or for around $13 per g.
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EP on metal items usually refers to electro plated ie silver plated.
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im a jeweler, b2 sounds like a trademark, take it to a jeweler and have it tested.a good jeweler will be more then happy to tell...
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Gold. Lead rapidly oxidizes to a powdery white material that used to be used as a base for paint pigments.
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This is either 14K Gold plated Sterling Silver or a ring comprised of both Sterling Silver and 14K Gold.
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lower carat gold is great if you want your gold ring to be stronger...the downside is there is less gold. Because gold is a soft...
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Patent pending. It most likely indicates something novel about the watch mechanism.
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A bullion bar is a solid gold bar made of 24 carat gold...it has a fineness of 999.9 and can come in all weights.
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can you find gold in sandstone
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ingot.Bullion is another name used.
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Sterling is simply a measure of purity, it refers to silver which is 92.5% pure. To find out the value, weigh your item that is...
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It could mean the AKII indicates where it came from or when is was made or the factory that made it. Editor's added information:...
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Some metals are naturally malleable, but most metals can be made more malleable by heating it to high temperature.
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There is a solid region in the atom, he named this part of atom as Nucleus.
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It means the manufacturer did not specify the alloy. Most Sterling is 92.5% silver, hence the 925 designation. Most unmarked...
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156.77 US dollars, at close of trading on the New York Mercantile Exchange, November 5, 2010.
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Sterling is 92.5% pure silver, so there is 0.925 of a Troy ounce of pure silver in 1 Troy ounce if Sterling.
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Either gold or copper on their own would be pure substances. But if you have them together it's a mixture, not a pure substance.
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Its a pure element, its on the periodic Table, atomic number 79, symbol Au.
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Some metals are considered precious because there harder to find and the monkey in the center of the earth might like the metal...
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I believe that would be a goldsmith.
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Well, we know that the polyatomic ion phosphate has the formula PO4^3-The suffix "ite" tells us that we take one oxygen atom. So...
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None at all. they used to use it for fillings.
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No. Solid gold is denser than liquid gold and so it will sink. This is true of almost every substance except water.
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For weighing dry items, 16 ounces (avoirdupois) = 1 pound For precious metals, there are 12 troy ounces to the troy pound. (1...
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A craftsperson by the name of Nehemiah Dodge introduced gold-plating technology to the area in the late 1700s
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Any type of ointment, cream, or oils should be avoided because these things can actually cause more reaction to occur in the...
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24 is the highest carat of gold, which is about 99.999% pure.
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hj is company mark 10k means 41.7% gold content in total weight of the ring.
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The price of silver (and other precious metal) bounces around. Sometimes it's rising; sometimes it's falling.
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The elements in the Periodic Table are arranged in order by atomic number. The atomic number of gold (Au) is 79. Atomic number is...
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in all probably hct is a company ident .mark if hge (heavy gold electroplate) ge (gold electroplate) gf (gold filled) P (means...
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The average price per troy ounce of gold in 1989 was $381.00
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Etching is superficial attacking of surface, metallic or another, forhaving more contact surface and better hold in later...
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585 is 14kt not sure what 565 is are you sure your reading it right?
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To find the value of a gram of gold: You must first find the spot price of gold (per troy ounce) in your country, then convert to...
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I recently had the same problem with a necklace and found out It was real Gold..
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It isn't displaced as gold is less reactive than copper sulphate!
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Heat needed to melt gold depends on the amount of gold needed to melt. Gold's Chemical Information Name: Gold Symbol: Au Atomic...
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A jewelry recycler is not interested in low value stones like marcasite. They'll pop the marcasite, weigh the silver, and pay you...
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In the United States, anything that is not at least 10 karats (42 percent gold) cannot be legally sold as gold. Anything that you...
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Use a magnet to see if it responds. If it is attracted to the magnet solidly, it is NOT gold, if it has a light magnetic...
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Because it cannot be broken down into a simpler substance by any substance and is composed of atoms that have the same number of...
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The density of gold is 19.3 grams per cubic centimeter. 1 inch = 2.54 cm, so 1 cubic inch = (2.54 cm)3 = 16.387 cm3. Multiply...
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contain a positively charged, dense center
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GB means Gold Bonded. The piece is plated, not solid.
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Silver plated antiques and jewelry have little value to collectors, and no scrap value at all. Silver assayers won't take it...
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The average pirce per ounce in 1964 was $35.10
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yes it is because it is more cheaper and we are richer here than India .
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Don't buy gold from this company! (Don't by anything from this company!) Their radio ads are very deceptive and misleading. They...
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18kgp is 18 carat gold plated so it is not gold inside just plated in gold which will wear off with time and sterling silver is...
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If you want the gold in pieces, use hydrochloric acid and hydrogen peroxide, A/Pif you want it as a solution, several "solvents"...
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