Pink sapphires - Gemology and Buying Guide

Pink sapphires deepen in color with a large quantity of chromium is found in the stone. The deeper the color pink, the higher their monetary value. Long ago, it was decided that all gemstones of the mineral corundum should be considered as sapphire, with the exception of the color red, which was called Ruby. But pink is really the red light. The International Colored Gemstone Association has passed a resolution that the light shades of red should be included in the category ruby, as it is too difficult to legislate where red ends and pink begins. In practice, pink shades are now known as pink ruby or pink sapphire. Nevertheless, these stones are among the most beautiful of the corundum family.
Sources: Most of the sapphires come from Thailand, Sri Lanka, Madagascar, Tanzania and Australia. The United States, Cambodia, Nigeria, Kenya and China also produce some sapphire in smaller quantities. Among the most popular sources of sapphires are the Kashmir region of India and Burma, however, the production of stones from these areas is increasingly limited.
Treatment and care: The most common treatment is the sapphire heat treatment. Some blue sapphires also broadcast in May, but this treatment is more general for star sapphires. Beryllium treatment is now used for the production of beautiful orange and red colors that previously rarely seen. Clean with mild dish soap: use a toothbrush to clean behind the stone where dust can collect.
Buying Guide: Like diamonds, sapphires are sorted by color, cut, clarity and carat weight. A pure and vibrant pink color is ideal. Because of the wide variety of sapphires available, methods of classification would be almost a book. The main factor in choosing a quality sapphire is to find one that appeals to you.