Word
emery, n.
a hard grey-black mineral consisting of corundum and either hematite or magnetite; used as an abrasive (especially as a coating on paper)
<noun.substance>
emery
semantic pointers
hypernym
mineral
substance meronym
corundom, corundum
hematite, haematite
magnetite, magnetic iron-ore
substance holonym
sandpaper, emery paper