Carbon dating science project
It was later found to occur naturally in tiny amounts on Earth and in meteorites.
Carbon as diamond is the most expensive and brilliant of all the natural gemstones and the hardest of the naturally occurring abrasives. In microcrystalline and nearly amorphous form, it is used as a black pigment, as an adsorbent, as a fuel, as a filler for rubber, and, mixed with clay, as the “lead” of pencils.
Carbon as an element was discovered by the first person to handle charcoal from fire.