[化] 钙铝榴石; 铁钙铝榴石; 钙铝铁榴石

[ noun ]
a garnet ranging in color from yellow to brown
<noun.substance>

Essonite \Es"so*nite\, n. [Named from Gr. ? inferior, because
not so hard as some minerals it resembles, e. g., hyacinth.]
(Min.)
Cinnamon stone, a variety of garnet. See {Garnet}.