From: muratlanne@gmail.com   
      
   "Leon Fisk"  wrote in message news:v46rlm$ekma$1@dont-email.me...   
      
   A very different "mining" method you may find of interest :)   
      
   https://www.sciencefriday.com/segments/phytomining-harvesting-me   
   al-through-plants/   
      
   Leon Fisk   
   Grand Rapids  MI   
      
   ---------------------------------   
      
   Some of the firewood I burn has so much mineralization in the bark that it   
   remains as a grey shell after the wood is gone.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)