There's lots of information on the tools used, the technological end. But I'm interested in the more social end. Property, social relations.
Who owned the mines? Did landlords oversea the organization of the mines themselves, or leave that to their tenants?
What was the relation of the workers? Were they paid wages? Did they lease the right to mine?
While more can always be said, the following posts on medieval mining by/u/itsallfolklore (and me in the latter, older question thread) touch a bit on the social relation as well as the basic legal status of miners: