That sure is.
For the “damascus steel look”, one can also use a combination of different metals, either twisted or braided tgether.
The sanding down part of the process can be tricky if the hardness between the materials varies a lot, so some sort of annealing (or purchasing the material in an annealed state) is often required.
One method is also to use a (twisted link) chain, that produces yet another pattern.
If the look or idea of synthetic glues and/or plastics doesn’t tickle ones fancy, there are fauna and flora based resins and fillers available.
The former ones may not fly well with vegan/vegetarian/etc. types of folks, so care have to be taken if that applies to person who for example recieves the item or artwork as a gift.