National Geographic : 1912 Feb
z 0 Photo and Copyright byInternational Press Photo Co. WOMEN HAND-CLEANING, SIFTING, AND BREAKING LARGE PIECES OF GRAPHITE AFTERSCREENING: CEYLON The name graphite, from the Greek word meaning "to write," was originally given the mineral becauseitis used tosuch alarge extent to make pencils. Many mines, in Ceylon and elsewhere, supply large quantities, but it is also produced artificially toagreat extent. After being mined the ore has to be crushed and the graphite floated off in the water. In addition to pencils graphite isused inthemanufacture of dry lubricants, grate polish, paints, crucibles, and for foundry facings, X-,, of dry lubricants, grate polish, paints, crucibles, and for foundry facings.