It might only burn through it.
/ There's no point in discussing what we're going to do with the chest if we can't actually do anything. /
/ By the way, regarding mimics, you can use Arcan's book to check the chest to be sure. As for traps, we can only rely on Koschei, but we can take a risk.
I wouldn't break the chest with a weapon, just in case there's porcelain inside.../