Porcelain Porcelain Porcelain () is a ceramic material made by heating materials, generally including kaolin, in a kiln to temperatures between . The toughness, strength, and translucence of porcelain, relative to other types of pottery, arises mainly from vitrification and the formation of the mineral mullite within the body at these high temperatures. Though definitions vary, porcelain can be divided into three main categories: hard-paste, soft-paste and bone china. The category that an object belongs to depends on the composition of the paste used to make the body of the porcelain object and the firing conditions. Porcelain slowly evolved in China
Coalport porcelain a maroon glaze and brought the Nantgarw technical recipes to Rose at Coalport. Coalport and Coalbrookdale specialised in dinner services. The familiar "Indian tree" pattern, which is based in fact on Chinese rather than Indian prototypes, was originated at Coalport; variants have been produced by virtually all the British manufacturers of table wares and continue to be available today. Models that originated at Meissen and Sèvres were copied at Coalbrookdale in the mid-19th century, sometimes with misleading marks, "a practice which ought to have been avoided", William Chaffers observed. Sprigged floral encrusted decoration was also typical of Coalport wares, such