This article is about the writing implement. Similar permanent casings may be constructed of other materials such as plastic color pencil drawing pdf paper. To use the pencil, the casing must be carved or peeled off to expose the working end of the core as a sharp point.
This particular deposit of graphite was extremely pure and solid, and it could easily be sawn into sticks. It remains the only large-scale deposit of graphite ever found in this solid form. When sufficient stores of graphite had been accumulated, the mines were flooded to prevent theft until more was required. The usefulness of graphite for pencils was discovered as well, but graphite for pencils had to be smuggled. The news of the usefulness of these early pencils spread far and wide, attracting the attention of artists all over the known world. England would enjoy a monopoly on the production of pencils until a method of reconstituting the graphite powder was found in 1662 in Italy.