where the trend for rose gold began? jewellery from ancient colombia reveals a love of the pink-hued metal 2,000 years ago - rose gold necklace and earring set

Rose gold may be very popular
But the color is also valued in ancient Colombia.
The researchers found that the Colombian nahugs, who lived in the first millennium of the ad, were able to make impure gold look more valuable.
They often deliberately overpolish the gold product with pink and orange tones underneath --
Create stylish rose gold jewelry.
Researchers from the Gold Museum in Bogota, Colombia, studied 44 pink metal artworks from the nahuge culture.
Little is known about the society of the Sierra da mountains near the Colombian Caribbean, which flourished between 100 and 1,000 A. D.
But according to the artifacts they found, experts think they are skilled metal workers.
The Gold Museum team studied nose pendants, necklaces, earrings, belts, bracelets and other findings for more information.
There they found evidence of the refining process and then polished it, resulting in rose gold.
Marcos martinnon-
Fernando Torres, an archaeologist at University College London
The authors of the study said: "What makes it unique in Colombia is that the entire Andean region is known for mastering gold-plated technology.
That is to say, depending on the composition of the metal, make the metal more golden than they should be. '[This finding]
To our surprise, the more the better.
Things are not so simple for that pavilion.
Rose gold, also known as pink gold and red gold, is made of a mix of gold and copper.
This makes it cheaper to produce gold than to produce more pure gold.
The Andean goldsmiths have created a process called depleted gold plating, which, by combining oxidation and polishing, can bring gold to the surface.
This will make the object look more pure than it actually is.
The Andean goldsmiths have created a process called depleted gold plating, which, by combining oxidation and polishing, can bring gold to the surface.
In the case of rose gold jewelry, the craftsmen deliberately polished the gold layer to reveal the copper content below.
Why this is happening is still a mystery.
The authors present two underlying theories that objects may have some ritual significance.
The first indication is that they may have been involved in the right to accompany the funeral.
The second linked them to gifts for girls entering puberty, as studies in the region linked red and orange to femininity.
The complete results are published in the journal Ancient.