STB 0.00% 40.0¢ south boulder mines ltd

True defplayerBUT they wont be using vertical crater retreat at...

  1. 106 Posts.
    True defplayer
    BUT they wont be using vertical crater retreat at any significant depth, you wont longwall mine it unless it is dead flat and the sucess of block caving would depend on how the potash can roll down the chutes + respond to constant blasting.
    Maybe cut and fill stopeing?
 
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