The Fabulous Philosopher's Stone

The Fabulous Philosopher's Stone is an Uncle Scrooge comics story written and drawn by Carl Barks in October 1954. The story was first published in 1955.

Plot
Uncle Scrooge takes Donald Duck and his nephews Huey, Dewey, and Louie on an expedition to find the Philosopher's Stone, a mythical artifact that would turn common metals into gold. The stone is eventually found, and works. But it has some rather unpleasant side effects.

Scrooge is eventually forced to give up the stone and gives it to Monsieur Mattressface of The International Money Council.

Sequels
The International Money Council and Monsieur Mattressface later appeared in The Crown of the Crusader Kings (2001) and The Old Castle's Other Secret (2004) by Don Rosa.