Antelope
Owner
Location
70 miles south of Gillette, Wyoming
Rail Loading Point
Converse Junction, Wyoming (Converse County)
Mine Type
Surface dragline operation
Recoverable Reserves
237 million tons
Annual Production
1995--10.9 million tons
1996--12.0 million tons
Current Annual Production Capacity
Permitted for 30 million tons
Rail Loading Point Storage Capacity
27,500 tons (silo)
Weighing System
Batch weigh bin coupled with weigh-in-motion track scales.
Loading Rate per Hour
4,000 tons
Storage Recharge Rate
2,300 tons per hour (up to 6,000 tons per hour in late 1997)
Load Track Configuration and Capacity
Loop track capable of holding two unit trains on site.
Coal Specifications
Sub-bituminous, 8,800 Btu/lb., 0.22% Sulphur
| proximate analysis (%) | |
| Typical as Received: | |
| Moisture | 26.50 |
| Ash | 5.25 |
| Volatile Matter | 31.75 |
| Fixed Carbon | 36.2 |
| Fusion Temperature of ash (°F) | |
| Reducing atmosphere: | |
| Initial | 2,130 |
| Fluid | 2,185 |
| other characteristics | |
| Sodium as % of Ash | 1.41 |
| Size | 3" x 0" |