Which one of the following is most notably absent in Precambrian rocks?

0 votes
     silicate minerals
      oxidized iron
      metamorphic rocks
      fossil fuels
      igneous rocks
asked Jun 13, 2012 in Geography by anonymous
    

1 Answer

0 votes
fossil fuels
answered Jun 15, 2012 by Geodude ~Top Expert~ (9,680 points)



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