A solid inorganic substance of natural occurrence.
wiki
electric dictionary
The physical properties are optically flat. The chemical properties are inert to the action of water and acids.
A naturally occurring, homogeneous inorganic solid substance having a definite chemical composition and characteristic crystalline structure, color, and hardness.
Discovered from 1875 and 1876.
Used in cosmetics and art.
Can be made for makeup, powder, and paper.
Most of the mica can be found in the Indian region. Mica comes from metamorphic, sedimentary and igneous regimes or rock formations.