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https://www.callagold.com/education/gold-jewelry-alloys/
Mar 11, 2019 · White gold (and yellow gold) is measured in karats. There are 24 karats in 100% pure gold. This is too soft for jewelry making. There is 58% pure gold by weight in 14kt gold. The balance of metal is the alloy mix chosen to be combined with the pure gold…Reviews: 66
https://www.thoughtco.com/composition-of-gold-alloys-608016
Dec 08, 2019 · When you buy gold jewelry, it isn't pure gold. Your gold is really an alloy, or mixture of metals. The purity or fineness of gold in the jewelry is indicated by its karat number—24 karat (24K or 24 kt) gold is as pure as gold gets for jewelry. Gold that is 24K is also called "fine gold" and is greater than 99.7% pure gold.Estimated Reading Time: 1 min
https://www.gold.org/about-gold/about-gold-jewellery
Yellow gold jewellery is still the most popular colour, but today gold is available in a diverse palette. The process of alloying—mixing other metals with pure 24 carat gold—gives malleable gold more durability, but can also be used to change its colour. White gold is created through alloying pure gold with white metals such as palladium or ...
https://www.totalmateria.com/page.aspx?ID=CheckArticle&site=ktn&NM=230
Gold and Gold Alloys. Abstract: The metal gold is extremely malleable. Gold is also ductile and one ounce can be drawn into 80 km of thin gold wire (5 microns diameter) to make electrical contacts and bonding wire. Gold has a Young's modulus of 79 GPa which is very similar to silver, but significantly lower than iron or steel.
https://www.ganoksin.com/article/different-coloured-gold-alloys/
A red gold alloy, the combination of 70wt%Cu with 30wt%Au, was used during the time of the Chimu Empire (ca 1300 AD) by goldsmiths in what is today northern Peru (3). Today, various coloured gold alloys are available, giving the opportunity of creating unique jewellery and decorative items. Ganoksin is sponsored by. (3).
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