Green tourmaline ranges in color from beautiful pale greens to stunning blues. This is an unusual gemstone in several ways. Like all tourmalines, it can be cut In almost any standard jewelry design, but this gemstone offers a very wide range of color and spectrum possibilities. The mid-range blue and green spectrum is particularly useful for designers. These very elegant stones are ideal design elements in high-end jewelry. Unlike other blue and...

The tourmaline group includes a very broad colour spectrum caused by different types of minerals and mineralisation processes. Tourmaline is particularly popular as a very versatile design gemstone. The many different colour ranges are particularly prized by jewelers as allowing a life of creative freedom for fabulous designs. The technical side of tourmaline Tourmaline is technically a "crystalline boron silicate". The colours come from combinations of other metals, like potassium,...