They are both carbon. It probably needs to be more than 1 atom thick before you would say this carbon is in the arrangement of diamond or graphite or ... Here i

They are both carbon. It probably needs to be more than 1 atom thick before you would say this carbon is in the arrangement of diamond or graphite or ... Here is a phase diagram https://en.wikipedia.org/wiki/Diamond#/media/File:Carbon-phase-diagramp.svg https://en.wikipedia.org/wiki/Diamond#/media/File:Carbon-pha...