Funding for ANTIQUES ROADSHOW is provided by Ancestry ... GUEST: About two years ago. APPRAISER: It's porcelain. And I can tell you it came from something else. It was broken and then shaped ...
During the subsequent Yuan Dynasty (1279–1368 AD), Chinese potters refined ... This final stage vitrifies the porcelain, rendering it non-porous, translucent, and resonant when struck.