Um--Leave it, usually. It's hard to extract them, and you risk permanently damaging them. They're not either to transport either, and we have to try to not weigh ourselves down too much.

I think the best bet would be to try to draw it, and take note of where it is, so others can visit it, if they wish.

But you can feel free to ask for other opinions, of course. The Inquisition doesn't have the same concerns of a clan that has few resources and must do a lot of travelling.