[Those were a lot of words, but you didn't live in an underground cavern your whole life without picking up a thing or two about geology.

Peridot was looking a lot less like a quirky name by the minute.]

Innate ability sounds a lot like magic to me, but I'll take your word for it. [Magic, science, they were two sides of the same coin to Sans, anyway.] You got somebody training you, or are you self-taught?