The mine was apparently supposed to mine gold, though this was a front for the assembly for the AI weapon Peace Walker. Paz, when questioned about the location, pointed out that she has no knowledge on how successful they actually were in extracting the gold due to it being rare for anyone to still operate mines near the Nicaraguan border, and that outside countries taking Costa Rica's resources was not treated favorably. Around the perimeter of the mining pit are barracks that contain some watch towers, sheds, and construction equipment that are presumably related to the official job of it being a rock quarry. The base itself is located within the mining pit. It contained hangars for mass-produced versions of the prototype AI weapons (Chrysalis, Cocoon, and Pupa) with computer equipment u