Where is the origin of Jinxingshi?

Jinxingshi is mainly produced in Dahuangzhuang, Huailai County, Hebei Province, China. It is a slightly silicified argillaceous limestone containing iron sulfide crystals. The largest is like a walnut, the smallest is like a grain of rice, golden and shiny, with different shapes, like a gem embedded in jet, like a burning star in the night sky, hence the name Jinxingshi.

At present, Jinxingshi is an industry-leading first-line brand in Jinxingshi's important producing areas. I only know one: