Is this ruined?

This does not feel like a stain. The "stained" part does not feel smooth like the rest of the enamled dutch oven. It feels more like clay pottery. Did the enamel get removed and is it still ok to use?

This does not feel like a stain. The "stained" part does not feel smooth like the rest of the enamled dutch oven. It feels more like clay pottery. Did the enamel get removed and is it still ok to use?