What is the printmaking process in which an artist could literally draw on a stone with a greasy crayon-like substance, and could reuse the stone after wiping it clean?

answer:

materials. the medium is the means by which ink, pigment or color are delivered onto the drawing surface. most drawing media are either dry (e.g. graphite, charcoal, pastels, conté, silverpoint), or use a fluid solvent or carrier (marker, pen and ink).

explanation:

i'm not too sure - if you could attach the picture