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2. Colored gold - Wikipedia

   en.wikipedia.org/wiki/Colored_gold

   White gold is an alloy of gold and at least one white metal (usually nickel, silver, platinum or palladium). [5] Like yellow gold, the purity of white gold is given in karats. White gold's properties vary depending on the metals used and their proportions. A common white gold formulation consists of 90% wt. gold and 10% wt. nickel. [4] Copper ...

3. List of named alloys - Wikipedia

   en.wikipedia.org/wiki/List_of_named_alloys

   White gold (nickel, palladium) Indium. Field's metal (bismuth, tin) Iron Most iron alloys are steels, with carbon as a major alloying element. Elinvar (nickel ...

4. Electrum - Wikipedia

   en.wikipedia.org/wiki/Electrum

   Electrum was often referred to as "white gold" in ancient times but could be more accurately described as pale gold because it is usually pale yellow or yellowish-white in color. The modern use of the term white gold usually refers to gold alloyed with any one or a combination of nickel, silver, platinum and palladium to produce a silver ...

5. White metal - Wikipedia

   en.wikipedia.org/wiki/White_metal

   Bars and ingots of Babbitt metal. Tin-lead and tin-copper alloys such as Babbitt metal [2] have a low melting point, which is ideal for use as solder, but these alloys also have ideal characteristics for plain bearings. Most importantly for bearings, the material should be hard and wear-resistant and have a low coefficient of friction.

6. Nickel Prices: 9 Things to Know as Demand for the Silvery ...

   www.aol.com/news/nickel-prices-9-things-know...

   The first thing that investors need to know is that prices for nickel are rising alongside increasing demand for the metal. Part of that has to do with the rise of electric vehicles (EV), which ...

7. Cupronickel - Wikipedia

   en.wikipedia.org/wiki/Cupronickel

   Cupronickel or copper–nickel (CuNi) is an alloy of copper with nickel, usually along with small quantities of other metals added for strength, such as iron and manganese. The copper content typically varies from 60 to 90 percent. (Monel is a nickel–copper alloy that contains a minimum of 52 percent nickel.)

8. You Can Buy Gold Bars at Costco — But Should You Invest?

   www.aol.com/buy-gold-bars-costco-invest...

   The Wall Street Journal reported that one Costco member purchased a bar for $2069, which was a few dollars below gold’s spot price at the time. Costco also sells 99.9% pure silver coins, per the ...

9. Costco Now Sells Gold Bars: Here's How to Buy Them

   www.aol.com/costco-now-sells-gold-bars-160000656...

   The exact gold bars that Costco offers are 1 ounce gold PAMP Suisse Lady Fortuna Versican bars. The one-ounce bars go for just under $2,000, depending on the time of purchase, according to ...