Mint Tourmaline Gemstone Tourmaline has variety of colours, creating different shade and hue, determine by the chemical composition. In the world of tourmaline gemstone, different colour have inspired their own trade names; Chromium-rich – variety of green to intense green commonly known as Chrome Tourmaline. Iron-rich – light to dark blue, or greenish blue commonly known […]
Mint Tourmaline Gemstone Read More »
