The existence of gold has been known for over 5,500 years; therefore, the exact location of its discovery is unknown. Gold is a metal element that is often found with other metal elements such as silver and copper.Continue Reading
Gold is the most malleable metal element. It is often mixed with silver, platinum, copper or palladium to make it stronger. These mixtures are alloys and are used to make items such as jewelry.
A carat is a unit that determines the gold amount in jewelry pieces. One carat equals 1/24, which means that an 18 carat gold bracelet contains 18 parts of pure gold mixed with six parts of another metal.Learn more about Precious Metals & Gems
Clean tarnish from your pure gold jewelry by immersing the jewelry in warm water with a couple of drops of dish soap and rubbing gently with your fingers or a washcloth. Do not use this method for gold jewelry that incorporates crystals, gems or pearls. Cleaning your jewelry will take a few minutes, but allow the pieces to air dry overnight for best results.Full Answer >
In terms of composition, 14k gold contains a larger quantity of actual gold than 10k gold. A piece of 14k gold contains 14 parts gold and 10 parts other metals, while 10k gold has 10 parts gold and 14 parts other metals. However, other aspects must be considered to determine what type is best for an individual.Full Answer >
Determine if gold is real by looking for a hallmark purity stamp, checking for magnetic attraction or performing a nitric acid test. Real gold is not attracted to a magnet and does not react when tested with nitric acid. Additionally, real gold is heavy and will sink when dropped into a jug of water, so if a piece of jewelry floats, it's unlikely that it's made of real gold.Full Answer >
9K gold is 9 karat gold, or 9 parts pure gold to 15 parts other metal. According to an excerpt from "How Products Are Made" hosted on Encyclopedia.com, the karat (K) is the unit gold alloys are measured in.Full Answer >