This is a reproduction of a reflective piece of writing I completed for my Gem-A Foundation in Gemmology in February 2022. Image above: Examining the strong dichroic (two-colour) pleochroism of a green tourmaline crystal using Gem-A’s London dichroscope with a flatlight (credit: Tehmina Goskar). What is the gemstone pipeline? The gemstone pipeline considers all of… Continue reading Where am I in the gemstone pipeline?