corundom
Definition
- Noun:
- A very hard mineral, typically occurring as colorless, transparent crystals but often colored by impurities. It is used as an abrasive and, in its gem varieties, as a precious stone.
Usage
- As a noun: "Corundom" refers to the mineral itself, its properties, or its use in industrial applications.
- The grinding wheel was made with corundom for its abrasive qualities.
- Sapphire and ruby are gem-quality forms of corundom.
Advanced Usage
- In geology/chemistry: The term specifies a crystalline form of aluminum oxide (Al₂O₃), second only to diamond in hardness on the Mohs scale.
- The sample's primary constituent was identified as corundom.
Variants and Related Words
- Corundum: This is the more common and standard spelling of the word.
- Alumina: The chemical term for aluminum oxide, which is the composition of corundom.
- Emery: A granular form of corundom mixed with other minerals, used as an abrasive.
Synonyms
- Abrasive mineral
- Aluminum oxide (in its pure chemical sense)
Related Phrases/Compounds
- Corundum brick: A refractory brick made from this mineral.
- Synthetic corundum: Man-made aluminum oxide crystals used in industry and jewelry.
Noun
-
very hard mineral used as an abrasive