old_coal_mines_pt_2020 (0)
| Underground Mine Unknown |
| Uncertain Location, UG |
| Stripped Out |
| Active strip mine or Tipple |
| Abandoned Strip Mine or Tipple |
| Active Shaft |
| Abandoned Shaft |
| Active Slope |
| Abandoned Slope |
| Active Drift |
| Abandoned Drift |
| Air Shaft |
old_coal_mines_arc_2020 (2)
| Non-Coal Mine |
| Final |
| Not Final |
| Undated |
| Incomplete |
| Secondary Source Map |
| Stripped Out |
| |
old_mines_py_2020 (1)
| Room & Pillar |
| Room & Pillar, Basic |
| Modified Room & Pillar |
| Room & Pillar Panel |
| Blind Room & Pillar |
| Checkerboard Room & Pillar |
| High Extraction Retreat |
| Longwall |
| Underground Mine, Method unknown |
| Surface Mine |
| Highwall Mining |
|
| Mechanical Longwall |
| General Area of Mining |
| Non-Fuel Mines |
| Stripped Out |
| LiDAR indicated |
|
| Disturbed Ground |
| no method, county coded on type |
|