# Excavation (technology)

internal name `excavation-2` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md))
HTML page: https://factorio.kalzumeus.com/tech/excavation-2/

## Cost

1400 units of (1 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 2 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 3 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 6 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 10 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 20 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 30 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 6 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 300 s each.

## Requires (1)

- [Drilling fluid - Stage 3](https://factorio.kalzumeus.com/tech/drilling-fluid-mk03.md)

## Leads to (1)

- [Excavation](https://factorio.kalzumeus.com/tech/excavation-3.md)

## Unlocks (11 recipes)

### Aluminium ore (`mining-aluminium`)

- 2 s · tier 7
- Ingredients: 300 × [Coal gas](https://factorio.kalzumeus.com/fluid/coal-gas.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 100 × [Drilling fluid (type 3)](https://factorio.kalzumeus.com/fluid/drilling-fluid-2.md)
- Results: 15 × [Aluminium ore](https://factorio.kalzumeus.com/item/ore-aluminium.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Antimony ore (`mining-antimony`)

- 3 s · tier 7
- Ingredients: 100 × [Lubricant](https://factorio.kalzumeus.com/fluid/lubricant.md), 100 × [Syngas](https://factorio.kalzumeus.com/fluid/syngas.md), 2 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md)
- Results: 15 × [Antimony ore](https://factorio.kalzumeus.com/item/antimonium-ore.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Chromium ore (`mining-chromium`)

- 2 s · tier 7
- Ingredients: 300 × [Syngas](https://factorio.kalzumeus.com/fluid/syngas.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 150 × [Drilling fluid (type 3)](https://factorio.kalzumeus.com/fluid/drilling-fluid-2.md)
- Results: 15 × [Chromium ore](https://factorio.kalzumeus.com/item/ore-chromium.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Kerogen (`mining-kerogen`)

- 3 s · tier 7
- Ingredients: 100 × [Lubricant](https://factorio.kalzumeus.com/fluid/lubricant.md), 100 × [Drilling fluid (type 2)](https://factorio.kalzumeus.com/fluid/drilling-fluid-1.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md)
- Results: 20 × [Kerogen](https://factorio.kalzumeus.com/item/kerogen.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Lead ore (`mining-lead`)

- 2 s · tier 7
- Ingredients: 200 × [Acetylene](https://factorio.kalzumeus.com/fluid/acetylene.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 100 × [Drilling fluid (type 2)](https://factorio.kalzumeus.com/fluid/drilling-fluid-1.md)
- Results: 20 × [Lead ore](https://factorio.kalzumeus.com/item/ore-lead.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Mining nexelit (`mining-nexelit`)

- 3 s · tier 7
- Ingredients: 300 × [Coal gas](https://factorio.kalzumeus.com/fluid/coal-gas.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 100 × [Drilling fluid (type 3)](https://factorio.kalzumeus.com/fluid/drilling-fluid-2.md)
- Results: 10 × [Raw nexelit](https://factorio.kalzumeus.com/item/nexelit-ore.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Nickel ore (`mining-nickel`)

- 2 s · tier 7
- Ingredients: 300 × [Syngas](https://factorio.kalzumeus.com/fluid/syngas.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 150 × [Drilling fluid (type 3)](https://factorio.kalzumeus.com/fluid/drilling-fluid-2.md)
- Results: 15 × [Nickel ore](https://factorio.kalzumeus.com/item/ore-nickel.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Stone (`mining-stone`)

- 3 s · tier 7
- Ingredients: 100 × [Lubricant](https://factorio.kalzumeus.com/fluid/lubricant.md), 100 × [Coal gas](https://factorio.kalzumeus.com/fluid/coal-gas.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md)
- Results: 30 × [Stone](https://factorio.kalzumeus.com/item/stone.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Tin ore (`mining-tin`)

- 2 s · tier 7
- Ingredients: 300 × [Steam](https://factorio.kalzumeus.com/fluid/steam.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 150 × [Drilling fluid (type 2)](https://factorio.kalzumeus.com/fluid/drilling-fluid-1.md)
- Results: 15 × [Tin ore](https://factorio.kalzumeus.com/item/ore-tin.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Titanium ore (`mining-titanium`)

- 2 s · tier 7
- Ingredients: 200 × [Acetylene](https://factorio.kalzumeus.com/fluid/acetylene.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 100 × [Drilling fluid (type 2)](https://factorio.kalzumeus.com/fluid/drilling-fluid-1.md)
- Results: 15 × [Titanium ore](https://factorio.kalzumeus.com/item/ore-titanium.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)

### Zinc ore (`mining-zinc`)

- 2 s · tier 7
- Ingredients: 250 × [Syngas](https://factorio.kalzumeus.com/fluid/syngas.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 150 × [Drilling fluid (type 3)](https://factorio.kalzumeus.com/fluid/drilling-fluid-2.md)
- Results: 15 × [Zinc ore](https://factorio.kalzumeus.com/item/ore-zinc.md)
- Made in: Ground borer MK 01, Ground borer MK 01 (Legacy), Ground borer MK 02, Ground borer MK 02 (Legacy), Ground borer MK 03, Ground borer MK 03 (Legacy), Ground borer MK 04, Ground borer MK 04 (Legacy)
- Unlocked by: [Excavation](https://factorio.kalzumeus.com/tech/excavation-2.md)