For a Hardwood Obelisk of size N, you will need:
| Boards: Blonde Termite-Resistant | N^2 + 2N |
| Boards: Hard Fireproof | N^2 + 2N |
| Nails | 5(N^2) + 10N |
| Gold Wire | (N^2)/80 + 2N |
| Beeswax | (N^2)/200 + 3N |
| Copper Straps | (N^2)/50 + N |
| Candle | 3N |
Allows one to build Hardwood Obelisks, for the Test of the Obelisk.
Level required to learn: Level 4