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2. Colored gold - Wikipedia

   en.wikipedia.org/wiki/Colored_gold

   Rhodium-plated white gold wedding ring. The word white covers a broad range of colors that borders or overlaps pale yellow, tinted brown, and even very pale rose. White gold is an alloy of gold and at least one white metal (usually nickel, silver, platinum or palladium). [5] Like yellow gold, the purity of white gold is given in karats.

3. Black Hills gold jewelry - Wikipedia

   en.wikipedia.org/wiki/Black_Hills_gold_jewelry

   The different colors of gold used for leaves and other details are made when the pure 24 Karat yellow gold is alloyed with copper to achieve the traditional 14 karat pink (or red) gold, and the gold is combined with silver to create the 14 karat green gold. The resulting gold bars are then readied for rolling.

4. Gold-filled jewelry - Wikipedia

   en.wikipedia.org/wiki/Gold-filled_jewelry

   Gold-filled is a type of composite material. Composites are formed from two or more constituent materials with different properties that, when combined, create a new material with enhanced properties. [1] Gold-filled material is made by bonding a layer of gold alloy to a base metal core (typically brass, but sometimes copper or silver).

5. Fineness - Wikipedia

   en.wikipedia.org/wiki/Fineness

   For example, knowing that standard 18-carat yellow gold consists of 75% gold, 12.5% silver and the remaining 12.5% of copper (all by mass), the volume of pure gold in this alloy will be 60% since gold is much denser than the other metals used: 19.32 g/cm 3 for gold, 10.49 g/cm 3 for silver and 8.96 g/cm 3 for copper.

6. Etruscan jewelry - Wikipedia

   en.wikipedia.org/wiki/Etruscan_jewelry

   While pure gold is 24 karat, 18 and 15 karat gold benefit from their alloys. 18 karat gold is much more durable and harder than 24, and 15 karat is so much more durable and 'hard' than 18 karat. Some jewelry of the Regolini-Galassi tomb was too; thin, delicate and big to have been worn while more robust and less poutre gold ornamentation was ...

7. ‘Orange doesn’t go well with a lot of colors’: Jewelry ...

   www.aol.com/news/orange-doesn-t-well-lot...

   Harris has been seen wearing the same earrings prior to the debate and also wore them the morning after to a memorial ceremony marking the 23rd anniversary of the 9/11 terrorist attacks.