Stone Shaft Mining is a Mining Camp technology. Villagers gather stone +15% faster.
- Building: Mining Camp
- Age: Castle Age (Burgundians get it one age earlier)
- Cost: 175 food, 75 wood
- Research time: 75 seconds
- Available to: 37 of 56 civilizations (19 do not have it).
The second stone upgrade. Mostly seen in games with many Castles, towers or Town Centers.
Figures from the game data for Update 185872 (September 2026), at the time of publishing.