Technological characteristics of Zijin inkstone

Zijin inkstone is a typical representative of traditional handicrafts. There are more than 20 working procedures in the whole production process, mainly including: quarrying, inkstone making, polishing, wax sealing, inkstone inscription, box matching and so on. There are three traditional techniques for making inkstone: relief, through carving and line carving. There are more than a dozen specific knife methods, single knife, double knife and cutting knife. Patterns mainly include traditional deformation patterns and patterns combining realism and freehand brushwork; There are more than 50 kinds of main production instruments and facilities; The styles of finished products are generally divided into two categories: standard inkstone and field inkstone. Although Zijin inkstone has a history of thousands of years, for a long time, its production skills have been passed down from master to apprentice, which can only be mastered by personal understanding and long-term experience.

According to the sampling analysis of 3 13 geological laboratory of Anhui Bureau of Geology and Mineral Resources, purple stone contains high calcium content and many mineral elements necessary for human body, such as strontium, molybdenum, potassium and iodine. This stone is "firm, moist and ink" and has three beauties. There are red, yellow, purple, green, blue, ochre and black stones, which can be divided into eleven kinds, such as purple gold, caviar red, moonlight white, gold belt, purple gold belt, variegated color, crab shell green, golden yellow, jasper, jet and sunspot.