Question: Lapis lazuli was mined where during the 7th milennium BC?
Sentence (from "Lapis Niger"): Together with the associated Vulcanal (a sanctuary to Vulcan) it constitutes the only surviving remnants of the old Comitium, an early assembly area that preceded the Forum and is thought to derive from an archaic cult site of the 7th or 8th century BC.
Relevant evidence: No