Academy Research · Economy
Stone Output II
Maximum level 3
Enhances Quarry Speed
Maximum bonus
Stone Output
18.00%
Power at maximum level
4.7K
Total to max: level 0 3
Base costs and time for this research only. Bonuses and prerequisite upgrades are excluded.
- Bread
- 710K
- Gold
- 8.6K
- Iron
- 36.1K
- Stone
- 145K
- Wood
- 710K
- Total base research time
- 2h 42m 30s
All levels
Each row shows the cost and base time to reach that level, its total bonus and power, and its requirements.
| Level |  Bread |  Gold |  Iron |  Stone |  Wood | Base research time | Power | Stone Output | Requirements |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 130K | 1.6K | 6.7K | 27K | 130K | 25m | 1.4K | 5.50% | |
| 2 | 180K | 2.2K | 9.4K | 37K | 180K | 37m 30s | 2.9K | 11.00% | |
| 3 | 400K | 4.8K | 20K | 81K | 400K | 1h 40m | 4.7K | 18.00% |