The Bone china is a kind of porcelain composed by bone ash, feldspathic material and kaolin. The process of bone china is similar to porcelain. The cattle bone ash is calcined at 1250°, then milled, mixed to other components and refired at 1200°.
The bone china is to be considered the higher expression of porcelain, translucent, thinner, warm, whiter… ..a real luxury item, of course much expensive than normal chinaware.
Our sources are in China.