Ru, Guan, GE, Jun, is the five official kiln of the Song Dynasty. The Shanghai Museum has a five-foot wash of a goo kiln. After a look, it confirms the statement of "golden wire.
First:
Looking at the figure above, we can see the following points:
First, it is famous for its grain. According to the description in the gegu essentials: "The yarn of goyao takes the ice split, and the blood of the yarn is on, followed by the ink grain of plum blossom slices. Fine grain, also under the grain ." The features can be summarized as: Black tire thick glaze, purple mouth Iron Foot, and glaze opening grain.
The second is the opening of the glaze. This is a natural cracking phenomenon on the glaze. Cracking was originally a defect in porcelain burning. Later people mastered the cracking rule and consciously made it open, which produced a unique aesthetic. In the Song Dynasty, the enamel is shiny, and the glaze surface is cut by thick, deep, or shallow lines. The term is called Ice crack, which is commonly known as "golden wire ".
Let's talk about the golden wire. The big lines are "iron", some are blue, and some are not necessarily golden, the combination of big grain and small grain is called "broken surface". It should be dense but not sparse, curved and straight.