[He seems pleased and his grin widens.]

I am, in fact, the most sensitive one here!

[...in more ways than one. He rolls the crystal between his fingers, gently, feeling its warmth.]

So your magic... It is related to earthen things. Stone and soil and crystal. You build with it?

[Her jewelry, and he supposes, maybe other things. What better element to build from, than the earth itself?]