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Easy, grap your copy of the Silmarilion (I pressume you already have it in your possesion) and start reading things about the Nargothrond; about its destruction and its leader Turin, about the battle vs Glaurung, its litteraly filled with information you can use to come up with a fitting description for Anglachel (its not The Anglachel, its Anglachel)

Its final creation and after the forging it became know as Mormegil (also the name Turin went in the battle for Nargothrond.