That, Harmony said, is the faintest bit of lerasium, Wayne. A metal from legend. A metal found by Vin at the Well of Ascension, and used to make Elend Venture a Mistborn. A metal that hasn’t existed for centuries, and as far as I know, hasn’t been made in millennia. Drink that vial and you’ll be a Mistborn, able to use all of the metals. There’s a little of each one in there.
