This kind of jade is named after it is produced in the river of Shibanyan Town, Linzhou City, Anyang City, Henan Province. Slate jade is a kind of jade with unique shape and color, including sapphire, jet and jade. Slate jade has different shapes because of its special forming environment, some are like pebbles, some are like paving stones, and some are like slate, with different sizes and shapes.
The origin of slate jade-Shibanyan Town, Linzhou City, Anyang City, Henan Province, is a place rich in mineral resources. The river here is crystal clear, and the places where it flows are beautiful scenery. In the past decades, local residents have salvaged many beautiful jade from the river, among which slate jade is the most popular.