What is the primary use of flux growth in gemstone creation?

The primary use of flux growth in gemstone creation is to dissolve nutrients that help form crystals. In the flux growth process, a mixture typically containing a solvent and various raw materials is heated to high temperatures. This allows the components to dissolve into the flux, creating a liquid medium that can transport and supply the necessary elements for crystal growth.

As the solution cools, the dissolved minerals slowly crystallize out of the solution and form gem-quality crystals. This method is particularly effective for growing certain types of gemstones, as it allows for precise control over the conditions under which the crystals grow, resulting in high-quality gems with fewer inclusions and a more uniform color. The ability to provide a rich supply of nutrients is crucial, as it directly influences the size and quality of the resulting gemstones.