Green chuckles. "Right you are, this thing is practically worthless now. Doesn't even have its luster anymore without the magic inside." She tries to spin it on the tip of her hoof, but it topples off and bounces across the floor. The klutz ignores it after a glance and goes on. "A couple of minutes ago, however, and you'd have done anything to get your hooves on that hunk of rock. It was full of Celestia's, Luna's, and Discord's magic."