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Characteristics & Treatment of Mine Drainage in the Anthracite ...

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B. Open Limestone Channel<br />

Acidic Inflow<br />

20 ft<br />

160 ft<br />

(1 ft. deep)<br />

Limestone, 11/4 - 3 <strong>in</strong>ch (66 tons)<br />

Limestone sand, < 1/2 <strong>in</strong>ch (44 tons)<br />

Neutral Outflow ?<br />

20 ft

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