Fushun coal concentrate

Coal concentrate, a natural specialty of Fushun, China, is produced in Fushun West Open-pit Mine, and is one of the special raw materials for carving crafts in China. Its characteristics: hard texture and delicate structure. Fine coal carving is a traditional handicraft in China, which has a history of more than 6 thousand years.
Reprinted with attribution： https://cnlocality.com/(Chinese Specialty Products)