Semi-precious stone (6)
(Other definitions for jasper that I've seen before include "Reddish-brown stone used in jewellery" , "Opaque quartz" , "Gemstone" , "stone used by jewellers" , "hard matter" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">semi-precious stone</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 garnet that I've seen before include "Precious stone, usually red" , "Semi-precious stone of deep transparent red" , "Deep red gem stone" , "Deep red gemstone" , "Glassy red, yellow or green gemstone" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">semi-precious stone</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for opal that I've seen before include "Milky-white gemstone with flashes of colour" , "item in Hatton Garden?" , "Semi-transparent gem" , "Delicately coloured gem" , "Something milky-white" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">semi-precious stone</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 onyx that I've seen before include "Agate with alternating bands of colour" , "Agate with different layers of colour" , "Stone-like marble with different colours in layers" , "Marbled stone with layers of colours" , "Form of agate" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">semiprecious stone</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for jade that I've seen before include "Green ornamental stone" , "Greenish, semi-precious stone" , "Ornamental semiprecious stone" , "Green gem" , "Worthless horse" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">semiprecious stone</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 agate that I've seen before include "Hard stone with concentric bands of colour" , "Striped stone" , "rock with bands" , "Banded ornamental stone" , "Semi-precious stone" .)