Argyria is caused by a buildup of silver in the body, which discolors the skin. Symptoms: The main symptoms of argyria are the skin developing a bluish-gray or gray tint, the fingernails growing ...
gold proof and silver proof versions from the Royal Mint’s website at 9am on Wednesday, January 15 with prices starting at £17.50. From January 20, visitors to the Royal Mint Experience in Llantrisant ...