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Why Are Dumbledore’S Fingers Black In Half-Blood Prince? [Solved]

After Dumbledore got back to Hogwarts, he used Godric Gryffindor’s Sword to break the Resurrection Stone so it couldn’t be used as a Horcrux. Unfortunately, that didn’t stop the deadly curse. It made Dumbledore’s hand look like it had been dead for ages - all withered and black.