Fuding Black Granite is also known as basalt. It is called g684 granite because it is produced in the northwest of Taimu Mountain in Daling Mountain, Bailin Town, Fuding City, Fujian Province. g684 is a low-radiation, environmentally friendly product with high quality and moderate price. The g684 black basaltof Bailin Dashan Mountain in Fuding City, Fujian Province has a storage capacity of 500 million cubic meters. The fu ding black granite is exposed to the surface and is black in color and elegant in color. It is a rare high-grade building board in the country. It is one of the national building stone 684 granite bases and was named black basalt by the State Council Building Materials Bureau.