Kimberlite Diamond (brand) In 2009, Kimberlite Diamond donated 2 million USD to build Kimberlite Hope Secondary School to improve the local school conditions. It is free of charge for students living in the community. In 2010, Kimberlite Diamond joined the charity auction event held by Consulate General of Belgium in Shanghai and Benelux Chamber of Commerce. The award winning fine jewelry "SOPRANO" was donated for the auction event to support those Chinese children who lost their family. The fourth Kimberlite Diamond Hope School will be completed in September 2018. Kimberlite Diamond (brand) Kimberlite Diamond () is China's first diamond jewellery manufacturer and retailer
Gemstone irradiation produce mixtures of blue and yellow-to-brown colors, so heating is required as an additional procedure to remove the yellowish color. In some cases, the new colors induced by artificial irradiation may fade rapidly when exposed to light or gentle heat, so some laboratories submit them to a "fade test" to determine color stability. Sometimes colorless or pink beryls become deep blue upon irradiation, which are called Maxixe-type beryl. However, the color easily fades when exposed to heat or light, so it has no practical jewelry application. Gemstone irradiation The gemstone irradiation is a process in which a gemstone is artificially