Crockery, China, Porcelain all refer to plates, dishes, cups and other food service items made of earthenware or porcelain or china.
Porcelain is a soft, white, non-porous China or Fine China produced by firing at about 1200° C a combination of feldspar, silica and kaolin clay.
Limoge porcelain is the most respected porcelain in the world. Known for its wonderful whiteness, strength and hardness.
Bone China is a combination of bone ash, feldspar, silica and kaolin clay fired at about 1200° C. It is thinner, more lightweight and more translucent than China.
If you like a heavy feel to your dinnerware then go for porcelain.
If you like a lighter, translucent look and touch, decide on fine bone china.
Dinnerware today is made of materials other than china….stoneware, pottery, plastics like Melamine.