# Washed diamond

Pyanodons item · internal name `washed-diamond` · stack size 100 · first craftable in tier 5 (Chemical science pack, [tier 5](https://factorio.kalzumeus.com/tier/5.md))
HTML page: https://factorio.kalzumeus.com/item/washed-diamond/

## Produced by (1 recipes)

### Wash crude diamonds (`washing-crude`)

- 7 s · tier 5
- Ingredients: 100 × [Sulfuric acid](https://factorio.kalzumeus.com/fluid/sulfuric-acid.md), 20 × [Crude diamond](https://factorio.kalzumeus.com/item/crude-diamond.md)
- Results: 10 × [Washed diamond](https://factorio.kalzumeus.com/item/washed-diamond.md), 120 × [Muddy sludge](https://factorio.kalzumeus.com/fluid/muddy-sludge.md)
- Made in: Washer MK 01, Washer MK 02, Washer MK 03, Washer MK 04
- Unlocked by: [Diamond mining](https://factorio.kalzumeus.com/tech/diamond-mining.md)

## Used in (1 recipes)

- Classify diamonds (`class-diamond`, tier 5) → [Industrial diamond](https://factorio.kalzumeus.com/item/diamond.md)