Huh. [He reaches out with one gloved hand, taking one of the smaller pieces; he turns it around. The layer of coloured crystals peeks back at him, undeniably pretty as they catch the light.]

You've got only one half, though. My understanding was that the larger pieces are more valuable. More sought after, you know. [And he gives her the rock back.]

Or have I misunderstood? Maybe the object is simply to extract the crystals? Have you done this before? [Because hey, girls and crystals. Like he wasn't staring at them like a magpie himself.]