Talc is a mineral with the chemical formula Mg3Si4O10(OH)2 found in rocks which are formed over many millions of years. The origin of the name derives from the Arabic talq which means soapstone.
 
To understand the processes which lead to the formation of Talc it is important to have a look at the Geology of Talc.
 
The chemical composition and the atomic structure of Talc which determines most of the mineral's physical properties are part of the Mineralogy.
 
For any questions about the health aspects of Talc use please click on Health & Safety link.