Kimberlite Diamond (brand) Kimberlite Diamond (brand) Kimberlite Diamond () is China's first diamond jewellery manufacturer and retailer with a nationwide sales network. Kimberlite Diamond was founded in 1995 and the brand is China's first diamond-based retailing jewelry company. In 1997, the brand reached a "Quality Appraisal Agreement" with the HRD (Belgian High-level Diamond Council) which gave local Chinese consumers confidence. In September, 1998, the brand became a member of the Gems & Jewelry Association of China. In 2007, Kimberley Diamond Design Work "SOPRANO (Soprano)" was one of the finalists for the "Opera Night" Diamond Design Competition in the HRD AWARDS 2007 held by
Volcanic rock volcanic rock they are selling. The sub-family of rocks that form from volcanic lava are called igneous volcanic rocks (to differentiate them from igneous rocks that form from magma below the surface, called igneous plutonic rocks). The lavas of different volcanoes, when cooled and hardened, differ much in their appearance and composition. If a rhyolite lava-stream cools quickly, it can quickly freeze into a black glassy substance called obsidian. When filled with bubbles of gas, the same lava may form the spongy appearing pumice. Allowed to cool slowly, it forms a light-colored, uniformly solid rock called rhyolite. The lavas, having