Tennyson rimmed soup bowl 8 inch

Bone china

Bone china is a kind of porcelain body initially produced in the United Kingdom in which calcined ox bone, bone ash, is a critical ingredient. It is differentiated by supreme whiteness, translucency and strength. tennyson rimmed soup bowl 8 inch may be an example of this process.

The initial use of bone ash in ceramics is attributed to Thomas Frye in seventeen-forty-eight in which he used it to make a type of soft-paste porcelain. In Towards the end of the 18th century, Josiah Spode carried on with further developments, and duly popularized it, by combining it with China stone, china clay and kaolin to compete against the imported Oriental porcelain.

The initial basic formula of three and a half parts china clay, four parts china stone, and six parts bone ash remains the standard English body.

Bone china production consistently makes use of a 2 stage firing process where the first "biscuit" is fired without a glaze at 1280