Shakudo - Japanese Traditional Alloy

*Shakudo - Japanese tradiotional alloy which contains
3% to 5% of gold.

Literally, "Shaku" means red and "Do" means copper.

Sometimes it's a "shop secret" how much and
what they mix in.

Among Japanese metal craftsmen,
3% gold-shakudo is called "Sambu-sashi" and
5% gold-shakudo is called "Gobu-zashi".

These are the most common shakudo in Japan.
The alloy contains more gold has different names, not shakudo.
For example, 15% gold is called "murasaki-gane".

"murasaki" means purple and "gane" means metal.