"Marbling may refer to:
The quality of a surface that has streaks of color, like marble. For example:
Marbleizing, also called faux marbling, the art of painting walls ...
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or furniture to look like real marble
Paper marbling, a method of aqueous surface design in which paper or fabric is decorated with a spotted pattern similar to stone, as well as other swirled and combed patterns
Marbled meat, the pattern of fat in beef steaks
Marbling, a form of birth control in horse breeding, involving a marble used as an intrauterine device" - (en.wikipedia.org 03.08.2021)