Topazes

He tricks Aquamarine into thinking that he in fact is the "My Dad" they are looking for in hopes that Topaz would absorb his body so that he can use his bubble power to un-fuse the two Topazes.

Stately Spanish galleon coming from the Isthmus, Dipping through the Tropics by the palm-green shores, With a cargo of diamonds, Emeralds, amethysts, Topazes, and cinnamon, and gold moidores.

Whenever a student loses a house point, their house jewels (ruby for Gryffindors, emeralds for Slytherin, sapphires for Ravenclaw, and topazes for Hufflepuff) are taken away from a glass hourglass located in every classroom.