# Zinc concentrate

Pyanodons item · internal name `concentrated-zinc` · 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/concentrated-zinc/

## Produced by (2 recipes)

### Zinc concentrate (`concentrated-zinc`)

- 3 s · tier 5
- Ingredients: 1 × [Purified zinc](https://factorio.kalzumeus.com/item/purified-zinc.md)
- Results: 1 × [Zinc concentrate](https://factorio.kalzumeus.com/item/concentrated-zinc.md), 0.5 × [Silver lead dust](https://factorio.kalzumeus.com/item/lead-dust.md) (50% chance)
- Made in: Classifier MK 01, Classifier MK 01 (Legacy), Classifier MK 02, Classifier MK 02 (Legacy), Classifier MK 03, Classifier MK 03 (Legacy), Classifier MK 04, Classifier MK 04 (Legacy)
- Unlocked by: [Zinc processing - Stage 3](https://factorio.kalzumeus.com/tech/zinc-mk03.md)

### Zinc concentrate (`simik-zinc`)

- 80 s · tier ?
- Ingredients: 6 × [Crude oil barrel](https://factorio.kalzumeus.com/item/crude-oil-barrel.md), 1 × [Bio ore](https://factorio.kalzumeus.com/item/bio-ore.md), 80 × [Zinc ore](https://factorio.kalzumeus.com/item/ore-zinc.md), 1 × [Biosample](https://factorio.kalzumeus.com/item/bio-sample.md), 30 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md)
- Results: 6 × [Silver zinc alloy](https://factorio.kalzumeus.com/item/agzn-alloy.md), 2 × [Zinc concentrate](https://factorio.kalzumeus.com/item/concentrated-zinc.md), 4 × [Zinc waste barrel](https://factorio.kalzumeus.com/item/zinc-waste-barrel.md), 1 × [Bio oil barrel](https://factorio.kalzumeus.com/item/bio-oil-barrel.md), 0.65 × [Bio ore](https://factorio.kalzumeus.com/item/bio-ore.md) (65% chance), 1 × [Hot air barrel](https://factorio.kalzumeus.com/item/hot-air-barrel.md)
- Made in: Simik den MK 01, Simik den MK 02, Simik den MK 03, Simik den MK 04
- Unlocked by an upgrade choice (script), not research

## Used in (2 recipes)

- Molten zinc (`molten-zinc-02`, tier 5) → [Molten zinc](https://factorio.kalzumeus.com/fluid/molten-zinc.md)
- Zinc pulp (stage 4) (`zinc-pulp-04`, tier 5) → [Zinc pulp (stage 4)](https://factorio.kalzumeus.com/fluid/zinc-pulp-04.md)