Is this unique shaped stone a ruby? No, it’s actually a rubellite! This 9x12x15mm triangular rubellite is a transparent gemstone from the colorful family of the tourmalines. Its color can vary from red to violet to pale and dramatic pink. It is the most prized and expensive member of the tourmaline family because of its beauty and rarity. This stone is mounted in 14k yellow gold and Ian a finger size 6.75!