User blog comment:ChishioKunrin/Dust: Fire! Water! Lightning! Energy?/@comment-11188061-20140822051054/@comment-4010415-20140822051916

Very true, though there are people who still aren't 100% certain on whether Semblance is a manifestation of one's Aura. I'm 99.99% sure that Dust can be used with Semblance.