Facts and Data about Platinum Platinum is a dense (heavy) hard silvery metallic element, a precious metal used in jewellery, coins, chemical engineering, and a catalyst used in industry and for car exhausts....
Different coins vary in size and weight. The following is a short list of coins, showing the respective metal, weight and size (diameter). Please note that, the weight is of mint condition coins. Coins which...
Information about British Crown Coins The Crown Story First Ever Crown The world's first crown sized coin was issued in about 1484 at Joachimsthal in Bohemia, using silver from local mines including Annaberg,...