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Continuous miner
61%
Calcination
73%
Trona seam
Low Na₂CO₃
Standard
Rich
Soda ash
0 t
Na₂CO₃ 64%
Salts
0 t
Side stream
Overheating
15%
Line stable
Trona is mined by the room-and-pillar method, dissolved, and calcined into soda ash