Kimberlite Diamond (brand) Charm of China, Harmony, and Sino-Song collection. In 2014, Kimberlite Diamond also collaborate with famous Italian designers Loretta Baiocchi and Emanuela Tersch. In 2016, Kimberlite Diamond collaborate with Sarah Ho, a well-known jewelry designer to launch the "Harmony" collection together. Since 2004, Kimberlite Diamond launched a project of improving the level of primary education in Henan Province. From 2004 to 2007, Kimberlite Diamond has donated over three hundred thousand US dollars to build two primary schools in Nan Cao Village in Kaifeng City and funded seventy thousand US dollars worth of scholarships to students who wish to go to school.
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