How is Crockery made ? Differences between Bone china and Porcelain Crockery

What are types of crockery available ?

Namely 3 types of crockery
Bone china
fine china
Porcelain

Differences between Bone China and porcelain ? 

The Main Differences between bone china , fine china and porcelain is that bone china uses cow bone as one of the raw material for making crockery where as same is not added in the fine china & porcelain.

For Detailed info -> Knowledgenuts