What Earth Materials are in pencils?
![Graphite-bearing schist, A microscopic image of clay particles (dickite), Bauxite](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/13%20composite.jpg?itok=6x8z9onB)
Detailed Description
Graphite-bearing schist, A microscopic image of clay particles (dickite), Bauxite
Sources/Usage
Public Domain.
Graphite-bearing schist, A microscopic image of clay particles (dickite), Bauxite
Public Domain.