It is delivered to an alloy house which adds the alloy to make it into gold karat, the amount of alloy depends on the karat desired. An interesting side note to the preceding steps is each process adds a percentage to the cost per ounce for the gold. Since the gold is purchased on the open commodity market one cannot be sure of the actual source of the raw gold. However, one can be reasonably sure that a percentage of it is from reclaimed and recycled sources. Copper Copper is the first metal early man mastered for tool and weapon use.
Copper is very soft and easily formed.
Despite being soft and easily bent, metal tools made a gigantic leap in man's technology. The discovery and use of copper resulted in the beginning of the Bronze Age in man's history. It is common knowledge that many people believe copper relieves the pain and suffering of arthritis. More often than not folklore is based in truth. However, it would be improper for us to make these claims directly.