What happened to Miss Dunya's skin when she died?


What happened to Miss Dunya's skin when she died? (Shown in the animated .GIF
below)

![Miss Dunya's skin changing as she dies](https://i.stack.imgur.com/InKtk.gif)

For reference, it occurred in Episode 2 of Magi - The Kingdom of Magic around
16:17.




She turned into metal coal after she died. This happened due to the side
effect of turning into a black djinn.

[The Magi wikia](http://magi.wikia.com/wiki/Dunya_Musta%27sim) gives you more
information on her.

