The dark side of gem stones in Colombia and beyond
The global market for colored gemstones, such as emeralds and rubies, is dominated by a few major players. One of the largest is Gemfields Plc, a U.K.-registered, London Stock Exchange-listed…
The global market for colored gemstones, such as emeralds and rubies, is dominated by a few major players. One of the largest is Gemfields Plc, a U.K.-registered, London Stock Exchange-listed…