White clay with bone ash added. Bone ash content must be at least 25% by U. S. guidelines. Fired at 1800 degrees, the translucent material is finished with a glaze or underglaze (matte). Lighter, stronger, more expensive than porcelain.
An English for of porcelain originally made to compete with Oriental true hard-paste porcelain. The body consists of 40-50% calcined ox bones, which lowers the vitrification point and produces whiteness and translucency.
In effect, a type of porcelain--vitreous, hard, translucent--containing calcined animal bone (burned and ground to a fine powder). Britian's standard for bone china is a content of 45% to 50% calcined bones.
Pieces that contain bone ash for additional whiteness and translucency.
fine porcelain that contains bone ash
The best china is strong, glasslike, and translucent. It's made of a finely ground clay mixture, which includes bone ash, and is fired at extremely high heat. Adding bone ash creates bone china's bright white color. Despite its delicate look, it is surprisingly strong and chip resistant. It's best to wash bone china by hand, but check with the manufacturer to see if it's dishwasher safe.
Porcelain made from two parts calcined beef bones, one part China Clay, and one part China Stone, which when fired in ovens, becomes translucent and a superb platform for creative designs and shapes of tableware. First manufactured by Josiah Spode in 1794.
A ceramic with animal bone powder as the main ingredient. Bone china is thin and translucent, yet strong and durable.
A ceramic body first developed in Britain during the 18th century containing between 40% and 50% bone ash. This body is characterized by its strength, translucency and warm white color.
china that contains animal bone ash for added translucency and whiteness. Developed originally in England, but now made in Japan and the United States as well.
A hard translucent chinaware produced chiefly in England. The body contains a large amount of bone ash (calcium phosphate) which allows it to mature at cone 6 (2232 F.). It is not very plastic and tends to warp during firing.
The ingredients of bone china are china clay, china stone, silica, alumina, alkalies, lime and bone ash. It is fired at high of 2,300 to 2,500 degrees Fahrenheit. In the best grades of English bone china, 50% or more of the body consists of refined bone ash prepared from specially selected animal bones which are reduced to a fine powder by heat. The bone is mixed with the finest china clays and highest quality Cornish stone. Specially skilled workers are needed in the manufacture of bone china and the best and most highly skilled in the world are found in the pottery district of England.
combines bone ash with the hard-paste porcelain ingredients kaolin and china stone, in a formula of 50% bone ash, 25% kaolin and 25% china stone. This formula is still used today.
A clay body created 18th century Britain as an attempt to duplicate the translucent ability of Oriental Porcelain, whose formula was kept secret form Europe. This claybody is difficult to work with on a potter's wheel and is most conducive to slip-casting or press-molding. The names is derived from the fact it is an attempt to reproduce porcelain from China using Bone Ash as a primary ingredient. It is still in use today and, because of its durability, it is considered an excellent claybody for use in dinnerware. See also china, porcelain.
is made from a combination of 25% china stone, 25% china clay and 50% calcined cattle bones. Bone china has been produced in since the early 19th century. Bone ash content must be at least 25% by US guidelines. Fired at 1800 degrees. The translucent material is finished with a glaze or underglaze (matte). Lighter, stronger, more expensive than porcelain.
Fine vitrified china that contains, in addition to clays, animal bone ash for added translucency and characteristic whiteness. Bone china was first made in England in the mid 1800s by the addition of ox bone ash.
A china made white and translucent by the addition of calcined animal bone to the body.
Calcined animal bone is added to the clay body to make it fire to a translucent white.
Bone China is in the same family as Fine China, however its clay content includes a percentage of bone ash. Bone ash helps to create a whiter, more translucent ceramic.
Porcelain of high translucency made with bone-ash, produced mainly in England and Japan; highly prized but not technically superior to feldspathic porcelain bodies made in the U.S.A.
Bone china is type of porcelain body first developed in Britain in which calcined ox bone, bone ash, is a major constituent. It is characterised by high whiteness, translucency and strength.