Nearly all rocks are made of minerals---things that are not alive and never have been. But there is one kind of rock that is not made of minerals. It is coal, a black shiny rock made of---green...
Soil, sand, and dust
> Tiny chips of rock and powdered flower petals. Bits of bats' wings and > birds' feathers. Fragments of dried-up caterpillar skin and pieces of > mouse whiskers. > > That isn't a recipe for a magic...