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Related terms:
cr
ruby
carat
mined
spinel
fusing
oxide
alumina
bauxite
grains
verneuil
abrasive
emerald
sapphire
chromium
gemstone
hardness
ceramic
polishing
precious
mohs scale
gemstones
colorless
inclusions
impurities
aluminium
transparent
aluminium oxide
melting point
oxidation state
Wikipedia sources: Corundum Sapphire Ruby Gemstone Aluminium oxide Chrysoberyl Abrasive Chromium Aluminium Silicon carbide Context for words: corundum |
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