# Gold concentrate

Pyanodons item · internal name `gold-concentrate` · 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/gold-concentrate/

## Produced by (3 recipes)

### Gold concentrate (`gold-concentrate`)

- 2 s · tier 5
- Ingredients: 100 × [Cyanic acid](https://factorio.kalzumeus.com/fluid/cyanic-acid.md), 5 × [Gold precipitate (type 1)](https://factorio.kalzumeus.com/item/gold-precipitate.md)
- Results: 1 × [Gold concentrate](https://factorio.kalzumeus.com/item/gold-concentrate.md)
- Made in: Leaching station MK 01, Leaching station MK 02, Leaching station MK 03, Leaching station MK 04
- Unlocked by: [Gold processing](https://factorio.kalzumeus.com/tech/gold.md)

### Gold concentrate (`au-biomass-extraction`)

- 10 s · tier 7
- Ingredients: 30 × [Gold enriched biomass](https://factorio.kalzumeus.com/item/au-biomass.md), 100 × [Steam](https://factorio.kalzumeus.com/fluid/steam.md) (≥500°C)
- Results: 1 × [Gold concentrate](https://factorio.kalzumeus.com/item/gold-concentrate.md), 5 × [Biomass](https://factorio.kalzumeus.com/item/biomass.md)
- Made in: Pulp mill MK 01, Pulp mill MK 02, Pulp mill MK 03, Pulp mill MK 04
- Unlocked by: [Phytomining - Stage 3](https://factorio.kalzumeus.com/tech/phytomining-mk03.md)

### Heavy fermion material (`simik-gold`)

- 80 s · tier ?
- Ingredients: 4 × [Zogna bacteria barrel](https://factorio.kalzumeus.com/item/zogna-bacteria-barrel.md), 4 × [Kmaut tendons](https://factorio.kalzumeus.com/item/tendon.md), 100 × [Chromium ore](https://factorio.kalzumeus.com/item/ore-chromium.md), 1 × [Biosample](https://factorio.kalzumeus.com/item/bio-sample.md), 30 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md)
- Results: 1 × [Heavy fermion material](https://factorio.kalzumeus.com/item/heavy-fermion.md), 4 × [Gold concentrate](https://factorio.kalzumeus.com/item/gold-concentrate.md), 1 × [Alien bacteria barrel](https://factorio.kalzumeus.com/item/bacteria-1-barrel.md), 3 × [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 (1 recipes)

- Gold precipitate (type 2) (`gold-precipitate-2`, tier 5) → [Gold precipitate (type 2)](https://factorio.kalzumeus.com/item/gold-precipitate-2.md)