Bort
Encyclopedia : B : BO : BOR : Bort
- For the fictional name, see Made-up words in The Simpsons.
- For the town in France, see Bort-les-Orgues.
Small bort crystals are used in drill bits.
The lowest grade, "crushing bort", is crushed by steel mortars and used to make industrial-grade abrasive grits.
The Democratic Republic of the Congo provides 75% of the world supply of crushing bort.
References
- [link] accessed 20 Mar 2005
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