Corundum - Law Dictionary Search Results
Emery
Corundum in the form of grains or powder used in the
Sapphire
Native alumina or aluminium sesquioxide Al2O3 corundum esp the blue transparent variety of corundum highly prized as
Corundum
The mineral alumina Al2O3 as found native in a crystalline state Transparent varieties are used as gemstones including sapphire which...
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Ruby
and hyacinth red It is a red crystallized variety of corundum
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