Grey pottery double-system pot with triangular pattern

[Grey pottery carved with triangular pattern double system can]

Grey pottery carved with triangular pattern double system can, commercial, 14.5 cm high, 10.1 cm caliber, 9.4 cm foot diameter
The mouth of the can is skimmed, the neck is short, the shoulders are sloppy, the belly is bulging, the abdomen is gradually retracted below the belly, the feet are skimmed outward, and the bottom is slightly protruding outward. The abdomen is symmetrically placed with a double system with a small round hole in the middle. The abdomen is carved with front and back triangular patterns
This pot is simple in shape and simple in decoration, which can be regarded as a typical work of grey pottery in the Shang Dynasty
The formation of grey pottery is due to the fact that the iron oxide in the clay can not be fully oxidized when the pottery is fired in a weak reducing atmosphere, so it shows the color of ferrous oxide. Grey pottery has appeared in the middle of the Neolithic Age, and has developed greatly in the Shang Dynasty with a large output.

灰陶刻划三角纹双系罐底部