For Giant Polycule Reasons
Golden Trio | Harry Potter, Ron Weasley and Hermione Granger
Silver Trio | Ginny Weasley, Neville Longbottom and Luna Lovegood
Copper Trio | Draco Malfoy, Pansy Parkinson and Blaise Zabini
Zinc Trio | Hannah Abbott, Rolf Scamander and Astoria Greengrass
(If nothing is listed it’s because the alloy either doesn’t exist or is named something like Silver-Zinc)
Gold + Silver = Electrum
Copper + Zinc = Brass
Gold + Copper = Red Gold
Gold + Zinc = White Gold
Silver + Copper = Sterling Silver
Gold + Silver + Copper = Rose Gold or Corinthian Bronze
Do with this what you will.












