The best types of gold

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What are the types of gold?
Gold is known as a soft metal with a distinctive and shiny yellow color, and it is chemically symbolized by the symbol Au. It is one of the few elements in nature and is found among alluvial deposits and veins. Gold is extracted from among these deposits, and the global extraction rate of gold is about 1,500 tons. In one year gold is extracted by purifying it from the minerals mixed with it by the process of oxidizing other metals and separating them from molten gold , and the proportion of gold in nature is about 0.004 grams per ton in nature, which makes it one of the rare and precious elements.

Types of gold by color
Gold is classified according to its colors as follows:

1.Yellow gold:
It is the result of mixing pure gold with silver and copper, and the higher the percentage of pure gold in the mixture, the richer the yellow color.

1. Red gold:
   results from mixing pure gold with copper , and the higher the content of pure gold in the mixture, the less visible the red color.
2. Rose gold:
   results from the addition of a little silver to the mixture of red gold.
3. Green gold:
   It is a mixture of gold and silver with small additions of other metals.
4. White gold:
   White gold results from adding a mixture of white metals, specifically the platinum family, such as silver and palladium, to pure gold.
5. Black gold:
   results from the oxidation of some metals on the surface of gold, such as oxidized silver, and this layer erodes over time because the metal is not mixed with gold.
6. Blue and purple gold:
   results from the addition of some metals to gold, and these types are brittle and not durable, and completely change the shape of gold.

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Types of gold according to their carats:

Gold is classified according to its karat , depending on the level of pure gold in it, and the following are the types of gold according to the most common and used karat:

1. 14 karat gold :
   contains 58% gold and 42% mixed metals, and is the optimal balance between durability and suitability for everyday use due to its strength.

2. 18 karat gold:
   contains 75% gold and 25% alloyed metals and gives high quality pieces of jewelry due to its attractive color.

3. 22 karat gold:
   contains 92% gold and 8% alloyed metals and is more durable than pure gold.

4. 24 karat gold: contains 100% pure pure gold, and it is the most expensive type of gold , but it can be easily scratched and bent due to the softness of the gold metal.

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