Different Gold Colors and How They're Made
· Black Hills Gold jewelry is a good example of a colored gold alloy. Most Black Hills Gold jewelry uses 10K or 12K gold alloys in shades of yellow, pink, rose, and green. 7. Not All Gold Colors Are Feasible to Make . Making alloys isn't as simple as it might sound. Before they create a new alloy, metallurgists have to consider how the metals will react with each other. Adding too much of one ...