Related terms:
amethyst
beryl
beryllium
carat
carats
chemical vapor deposition
chromium
clarity
color change
colorless
corundum
diamant
emerald
gem
gemological
gemological institute
hardness
impurities
inclusions
jewellery
mined
mineralogy
natural diamonds
opal
pendant
polishing
precious
sapphire
spinel
turquoise
Wikipedia sources:
Chrysoberyl
Diamond
Facet
Gemstone
Hope Diamond
J. P. Morgan
Jewellery
Sapphire
Spinel
Synthetic diamond
Tourmaline
Turquoise
Context for words:
gemstones
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