Hot molten rock (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hot molten rock</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 magma that I've seen before include "hot filling in crust" , "Hot material" , "Hot fluid rock" , "Molten or pasty rock" , "Lava" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hot molten rock</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 lava that I've seen before include "Hot molten rock" , "Flowing extrusive magma" , "Unstoppable red tide" , "Obsidian" , "Molten rock expelled by a volcano" .)