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Noun
spinel
has 1 sense
spinel
- a hard glassy mineral consisting of an oxide of magnesium and aluminum; occurs in various colors that are used as gemstones
--
1
is a kind of
mineral
--
1
has substances:
magnesium
,
Mg
,
atomic number 12
--
1
has particulars:
spinel ruby
,
ruby spinel
;
Ceylonite
,
pleonaste
,
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