Have a Heart for GemmologyThe gem testing labs in SA should be extremely busy but alas, we battle to stay afloat. Worse, we continue to see loads of gemstones sold as something they’re not.As I have mentioned before, in a survey done some years ago, 80% of gemstones passing through our lab were synthetic, artificially treated, or imitations. In other words, they had been sold fraudulently.Overseas labs charge a lot of money to have stones checked, which enables them to afford the equipment ne...