Fine earthenware (9)
I believe the answer is:
porcelain
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fine earthenware</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 porcelain that I've seen before include "Fine ceramic ware" , "Crockery" , "Fine white China" , "fragile goods" , "Jasper, perhaps" .)