# Chromium processing - Stage 1 (technology)

internal name `chromium-mk01` · tier 1 (pY science pack 1, [tier 1](https://factorio.kalzumeus.com/tier/1.md))
HTML page: https://factorio.kalzumeus.com/tech/chromium-mk01/

## Cost

90 units of (1 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 2 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 45 s each.

## Requires (1)

- [Casting - Stage 1](https://factorio.kalzumeus.com/tech/casting-mk01.md)

## Leads to (2)

- [Electric energy distribution](https://factorio.kalzumeus.com/tech/electric-energy-distribution-1.md)
- [Rubber](https://factorio.kalzumeus.com/tech/rubber.md)

## Unlocks (3 recipes)

### Chromium (`chromium-01`)

- 5 s · tier 1
- Ingredients: 15 × [Chromite sand](https://factorio.kalzumeus.com/item/chromite-sand.md), 3 × [Limestone](https://factorio.kalzumeus.com/item/limestone.md), 150 × [Carbon dioxide](https://factorio.kalzumeus.com/fluid/carbon-dioxide.md), 1 × [Sand casting](https://factorio.kalzumeus.com/item/sand-casting.md)
- Results: 5 × [Chromium](https://factorio.kalzumeus.com/item/chromium.md)
- Made in: Casting unit MK 01, Casting unit MK 01 (Legacy), Casting unit MK 02, Casting unit MK 02 (Legacy), Casting unit MK 03, Casting unit MK 03 (Legacy), Casting unit MK 04, Casting unit MK 04 (Legacy)
- Unlocked by: [Chromium processing - Stage 1](https://factorio.kalzumeus.com/tech/chromium-mk01.md)

### Chromite (grade 1) (`grade-1-chromite`)

- 1 s · tier 1
- Ingredients: 5 × [Chromium ore](https://factorio.kalzumeus.com/item/ore-chromium.md)
- Results: 1 × [Chromite (grade 1)](https://factorio.kalzumeus.com/item/grade-1-chromite.md), 0.5 × [Stone](https://factorio.kalzumeus.com/item/stone.md) (50% chance)
- Made in: Jaw crusher MK 01, Jaw crusher MK 02, Jaw crusher MK 03, Jaw crusher MK 04
- Unlocked by: [Chromium processing - Stage 1](https://factorio.kalzumeus.com/tech/chromium-mk01.md)

### Chromite sand (`tier-0-chromite-sand`)

- 2 s · tier 1
- Ingredients: 1 × [Chromite (grade 1)](https://factorio.kalzumeus.com/item/grade-1-chromite.md)
- Results: 3 × [Chromite sand](https://factorio.kalzumeus.com/item/chromite-sand.md)
- Made in: Solid separator MK 01, Solid separator MK 02, Solid separator MK 03, Solid separator MK 04
- Unlocked by: [Chromium processing - Stage 1](https://factorio.kalzumeus.com/tech/chromium-mk01.md)