# Pyrite (technology) internal name `pyrite` · tier 2 (Logistic science pack, [tier 2](https://factorio.kalzumeus.com/tier/2.md)) HTML page: https://factorio.kalzumeus.com/tech/pyrite/ ## Cost 160 units of (1 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 2 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 3 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 60 s each. ## Requires (1) - [Logistic science pack](https://factorio.kalzumeus.com/tech/logistic-science-pack.md) ## Leads to (6) - [Battery - Stage 2](https://factorio.kalzumeus.com/tech/battery-mk02.md) - [Chemical science pack](https://factorio.kalzumeus.com/tech/chemical-science-pack.md) - [Mycology - Stage 3](https://factorio.kalzumeus.com/tech/mycology-mk03.md) - [Solar energy](https://factorio.kalzumeus.com/tech/solar-energy.md) - [Vatbrain research boost - Stage 1](https://factorio.kalzumeus.com/tech/vatbrain-mk01.md) - [Water invertebrates - Stage 2](https://factorio.kalzumeus.com/tech/water-invertebrates-mk02.md) ## Unlocks (2 recipes) ### Iron oxide (`pyrite-burn`) - 4 s · tier 2 · productivity modules allowed - Ingredients: 5 × [Pyrite](https://factorio.kalzumeus.com/item/pyrite.md) - Results: 50 × [Acid gas](https://factorio.kalzumeus.com/fluid/acidgas.md), 12 × [Iron oxide](https://factorio.kalzumeus.com/item/iron-oxide.md) - Made in: High pressure furnace MK 01, High pressure furnace MK 02, High pressure furnace MK 03, High pressure furnace MK 04 - Unlocked by: [Pyrite](https://factorio.kalzumeus.com/tech/pyrite.md) ### Pyrite (`pyrite-make`) - 6 s · tier 2 · productivity modules allowed - Ingredients: 3 × [Iron oxide](https://factorio.kalzumeus.com/item/iron-oxide.md), 3 × [Sulfur](https://factorio.kalzumeus.com/item/sulfur.md) - Results: 1 × [Pyrite](https://factorio.kalzumeus.com/item/pyrite.md) - Made in: High pressure furnace MK 01, High pressure furnace MK 02, High pressure furnace MK 03, High pressure furnace MK 04 - Unlocked by: [Pyrite](https://factorio.kalzumeus.com/tech/pyrite.md)