Corundum
"Corundum" in a Sentence (6 examples)
Sapphire is the blue form of corundum.
Ruby is the red form of corundum.
Corundum comes in all colors of the rainbow.
Corundum is a form of aluminum oxide.
Several precious stones are a form of corundum.
The garnets in the detritus are accompanied by zircon, spinel, corundum, cyanite, tourmaline, olivine, etc.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.