Purified Talc: Composition, Ingredients & Properties

Purified talc consists almost entirely of talc (hydrated magnesium silicate). Its chemical formula is Mg3Si4O10(OH)2.

Essentially, purified talc is refined talc where impurities have been removed to a very high degree.

Therefore, the main (and practically only) ingredient is:

* Talc (Mg3Si4O10(OH)2)