Dolomite
Dolomite
Fengshan County has rich dolomite resources, with ore reserves estimated at over 30 million tons. The preliminarily explored and reported reserves amount to 5 million tons. Testing indicates that the dolomite ore in the county contains 19.7% MgO, 1–3% SiO₂, 0.01–0.02% K₂O, 0.01–0.03% Na₂O, 0.1–0.2% Fe₂O₃, 0.1–0.2% Al₂O₃, and 45% loss on ignition, meeting industrial development requirements.
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