Gemstone few as one in a million atoms. These so-called impurities are sufficient to absorb certain colors and leave the other colors unaffected. For example, beryl, which is colorless in its pure mineral form, becomes emerald with chromium impurities. If manganese is added instead of chromium, beryl becomes pink morganite. With iron, it becomes aquamarine. Some gemstone treatments make use of the fact that these impurities can be "manipulated", thus changing the color of the gem. Gemstones are often treated to enhance the color or clarity of the stone. Depending on the type and extent of treatment, they can affect the
Aquamarine (film) Aquamarine (film) Aquamarine is a 2006 Australian-American teen fantasy comedy film starring Sara Paxton, Emma Roberts, and JoJo. The film, which was made in both the United States and Australia, was released in North America on March 3, 2006. The film was loosely based on a young adult novel of the same name by Alice Hoffman, and was directed by American director Elizabeth Allen Rosenbaum. The film was filmed in Queensland, Australia. 13-year-old best friends Claire Brown (Emma Roberts) and Hailey Rogers (JoJo) are upset to know that they will be separated in five days as Hailey has to move