Isn't it a mirror because the queen is so obsessed with her looks? She gazes at her own beauty in the mirror, before asking the mirror to confirm that she is indeed most beautiful in the land.
Isn't it a mirror because the queen is so obsessed with her looks? She gazes at her own beauty in the mirror, before asking the mirror to confirm that she is indeed most beautiful in the land.
That is probably part of it, but mirrors are often used in the occult to summon spirits and see the future, so it's also an appropriately "witchy" thing to do.