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Geological Formations of the Soudan Mine

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Formation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A wooden plug in a hole drilled in the early 1960's in the west drift of level 25. Salty water percolates up and around the plug, with periodic bubbling of methane gas.

 

 

 

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Last modified on 01/05/12 06:19 AM
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