# rotten stone

> Rotten stone, sometimes spelled as rottenstone, also known as tripoli, is fine powdered porous rock used as a polishing abrasive for metalsmithing and in woodworking.

**Wikidata**: [Q2659076](https://www.wikidata.org/wiki/Q2659076)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Rotten_stone)  
**Source**: https://4ort.xyz/entity/rotten-stone


## References

1. Freebase Data Dumps. 2013