Overview
| Status | Closing / Closed |
| Mine Type | Underground |
| Commodities |
|
| Mining Method |
- Continuous
- Room-and-pillar
|
The Sebree mining complex ceased production in November 2015. The complex is in the reclamation stage. |
Source:
p. 22
The Onton mine was operated by Alliance Resource subsidiary, Sebree Mining, LLC.
Contractors
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Mining Methods
- Continuous
- Room-and-pillar
Summary:
Sebree Mining utilizes continuous mining units employing room-and-pillar mining techniques to produce high-sulfur coal.
Mining Access: Slope & Shaft.
Source:
Summary:
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Production:
| Commodity | Units | 2015 | 2014 |
|
Coal (thermal)
|
M tons
| 1.8 | 2.4 |
All production numbers are expressed as clean coal.
Reserves at December 31, 2021:
As of December 31, 2022, there were no changes in the Mineral Resources at Sebree South(Onton #9) compared to December 31, 2021.
| Category | Tonnage | Commodity |
|
Measured
|
22.1 M tons
|
Coal (thermal)
|
|
Indicated
|
16.8 M tons
|
Coal (thermal)
|
|
Measured & Indicated
|
38.9 M tons
|
Coal (thermal)
|
|
Inferred
|
4.6 M tons
|
Coal (thermal)
|
|
Total Resource
|
43.5 M tons
|
Coal (thermal)
|
| Type | Material | Diameter | Length | Description |
Corporate Filings & Presentations:
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