Normally, all are fewer difficult than diamond. Moissanite essentially has a higher refractive index than diamond, and when offered beside an equivalently sized and Slash diamond will show much more "hearth". In quite rare conditions tourmaline is found in blue colour, most well-known remaining Paraiba tourmaline and indicolite tourmaline. Emeralds https://gemstonebeadsbracelet85285.blogdemls.com/30347585/the-definitive-guide-to-gemstones-and-crystals