Taking the art technology as the main line and covering two aspects of function and art, the study has a deep analysis of the aesthetic characteristics of purple clay ware.

以紫砂光器工艺美为主线，从功能与艺术两大方面，对紫砂光器的审美特质进行深入分析研究。

youdao

Shang deposit contained mainly Sandy ware, with fewer clay potteries. Major typologies included jar, Fu, Zun and vessel bases.

商时期文化遗存所出陶器同样以夹砂陶为主，泥质陶较少，器类主要有罐、釜、尊和器座等；

youdao

China clay - also known as kaolin - is used in the manufacture of sanitary ware, paper and paints.

BBC: China clay pit