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https://www.kuberbox.com/blog/how-is-my-gold-jewellery-made/
Sep 07, 2015 · Gold does not tarnish, rust or corrode. Due to its wonderful qualities and its luster, gold is considered the most important metal in jewellery making. As the gold is too soft for everyday wear, it is alloyed with a mixture of metals in order to make the gold harder, so it can be used for jewellery.
https://peaseandcurren.com/how-gold-is-refined-a-step-by-step-guide/
The resulting gold alloy can be used to make all kind of things such as coins and jewelry. This means that when you sell your gold jewelry, a refiner has to determine how much of it is pure gold and how much is other alloyed metals. We use a unit of measurement called a karat to denote how much gold is in an alloy. A karat is one part out of 24.
https://quickjewelryrepairs.com/articles/gold-plating-process/
Jan 24, 2019 · The item is submerged in a solution of water and “metal salt”, which contains the gold that will be plated onto the item. An electrical current is passed through the liquid, which dissolves the metals and chemically adheres the gold to the jewelry.
https://www.youtube.com/watch?v=7UdTXIFLw-4
Nov 24, 2017 · Ever wondered how gold is made? Get the full history and 'making of' info right here! Subscribe to Discovery UK for more great clips:http://www.youtube.com/s...Author: Discovery UK
https://www.gold.org/about-gold/gold-supply/gold-refining
The Miller process uses gaseous chlorine to extract impurities when gold is at melting point; impurities separate into a layer on the surface of the molten purified gold. The Miller process is rapid and simple, but it produces gold of only about 99.5 percent purity. The Wohlwill process increases purity to about 99.99 percent by electrolysis.
https://www.britannica.com/technology/gold-processing
Gold processing, preparation of the ore for use in various products.. For thousands of years the word gold has connoted something of beauty or value. These images are derived from two properties of gold, its colour and its chemical stability.The colour of gold is due to the electronic structure of the gold atom, which absorbs electromagnetic radiation with wavelengths less than 5600 angstroms ...
https://science.howstuffworks.com/gold4.htm
When workers add a chemical mixture known as flux to the molten material, the gold separates from the metal used to make the terminals. Workers pour off the flux and then the gold. Molds are used to transform the liquid gold into solid bars called doré bars.
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