These materials are united by their mineral origin.

Stoneware, earthenware and porcelain are all produced from clay. In the hands of craftsmen and craftswomen the astounding richness and versatility of this most basic of materials is revealed. Turned, assembled, sculpted, decorated, enamelled and varnished, clay becomes transformed by the human imagination into a huge variety of objects.
Stone, the most durable of materials, is still used today in a decorative and ornamental capacity both within the home and as part of larger buildings and monuments.