Containing iron (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">containing iron</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ferric that I've seen before include "made of iron" , "Of iron with a valency of three" , "Relating to one form of iron" , "Containing iron" , "Of trivalent iron" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">containing iron</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Another definition for ferrous that I've seen is " Containing iron".)