Kimberlite Diamond (brand) and retailer of the 2010 Shanghai Expo. In 2014, Kimberlite Diamond founds China's first youth diamond fashion brand - KELLAN diamonds, and opens its first flagship store in Shanghai on September 19. As of 2016, the distribution network and branches in mainland China, Hong Kong, Canada and Belgium amount up to nearly 600 franchise stores, covering 30 provinces and cities in China and the brand is China's largest diamond retailer. In May, 2018, Kimberlite Diamond unveiled its new Shanghai flagship at the iconic landmark heritage Bund No.3. On July, 06 2018, Kimberlite Diamond launched its first boutique in Vancouver, Canada
Volcanic rock common volcanic rock with low silica content. Rhyolite is a volcanic rock with high silica content. Rhyolite has silica content similar to that of granite while basalt is compositionally equal to gabbro. Intermediate volcanic rocks include andesite, dacite, trachyte, and latite. Pyroclastic rocks are the product of explosive volcanism. They are often felsic (high in silica). Pyroclastic rocks are often the result of volcanic debris, such as ash, bombs and tephra, and other volcanic ejecta. Examples of pyroclastic rocks are tuff and ignimbrite. Shallow intrusions, which possess structure similar to volcanic rather than plutonic rocks, are also considered to be