Ningxia Yellow River Stone is produced in the Yellow River system of Yinchuan City and Zhongwei County in Ningxia. The Yellow River is 390 kilometers in Ningxia, and the water flowing through the plain is relatively gentle, forming many pebble beaches, which are rich in strange stone resources. Yellow river stones are delicate and tough, mostly round, with a small amount of strange stones; Colorful, colorful enough to sum up, mostly a combination of red, orange, yellow, green, cyan, blue and purple; The color tone is simple and profound, the pattern is beautiful, the composition is bold and unrestrained, the artistic conception is rich, full of strength and wildness.
Yellow River stones in Ningxia are mostly seasonal sandstone, quartzite, granite and glutenite, with shallow metamorphic quartzite and sedimentary rocks in between, which are formed by long-term scouring, denudation, washing and grinding of colored chemical elements, among which iron-dyed quartzite is the majority. Yellow River stones can be divided into patterned stones, sculpted stones and colored stones, especially patterned stones, because of the different density of the original stones and the time of jet scouring and grinding.