| 118134 | Facilities | 697495 | Letter Crystal Exploration to COGCC | 41652 | 12/17/1980 | Download |
| 118134 | Facilities | 697494 | Letter Crystal Exploration to COGCC | 25510 | 12/31/1980 | Download |
| 118134 | Facilities | 697493 | Application for Permit to use Earthen Pit | 242750 | 8/4/1978 | Download |
| 118134 | Facilities | 697496 | Letter COGCC to Attorney | 41540 | 10/2/1981 | Download |