Learn about the difference between carats and karats as the terms apply to gemstones and gold and the origin of the words.
Daily Archives: September 29, 2016
Winners of the Nobel Prize are awarded a Nobel prize medal, an elaborately decorated diploma, and a variable amount of award money. Have you ever wondered whether the golden medal is really gold or how much it’s worth? Here are interesting medal facts to answer your questions. Chemical Composition of […]