There are 75 recipes for the treatment of gemstones in an Egyptian papyrus copied from a work that was compiled about 200 B.C. This includes 10 recipes involving pearls, among which are two that involve feeding the pearl to a chicken. New experiments are described which confirm the validity of one such process. The other eight recipes are discussed briefly.
There are 75 recipes for the treatment of gemstones in an Egyptian papyrus copied from a work that was compiled about 200 B.C. This includes 10 recipes involving pearls, among which are two that involve feeding the pearl to a chicken. New experiments are described which confirm the validity of one such process. The other eight recipes are discussed briefly.