"Both of those are harder than he'd expect, but he could have defenses I don't know about."

Once they're in the room, a dull green mineral flies into Alendi's hand.
"This is eskolaite. Most of it, by weight anyway, is chromium. If isolated, that metal should at the very least let me get to whichever satellite court Thorn happens to be at."

"And this one," (a tiny hexagonal crystal) "is called greenockite. No idea why, seeing as it's orange. It's less important, but if you can make the pure cadmium from it I'll come in useful."