Answer by
GilFinn (2065)
Pure gold is never pure. At best, 24 carat gold is only 99.9 percent pure, 18 carat 75 percent, 12 carat 50 percent, and 6 carat 25 percent. 9 carat would be between 30 and 40 percent depending the type of assay done, but probably closer to 30 percent.
