What is Limestone used for?

It is an input in 16 recipes, such as Crushed Limestone, Limestone Advanced Beams and Limestone Beam.

Where is Limestone crafted?

At the Organic Residue Cleanser or the Biofuel Bio-Cleaner.

How long does Limestone take to craft?

5 s per craft at the Organic Residue Cleanser, 12.5 s at the Biofuel Bio-Cleaner. One craft makes 5. Station speed bonuses are applied in-game and not included.

Limestone

ResourcesFeature level: Dangerous Horizons

Craft 5 Limestone from 1 Noxious Crust (Limestone) per craft at an Organic Residue Cleanser (5 s), or at 1 other station.

In-game description: “A chunk of limestone that can be used in a variety of ways.”

How to make

1 recipe

Recipe 1 of 1 · station

Organic Residue Cleanser

Input

1 Noxious Crust (Limestone),12 per minute0.2 per second1 per craft

Output

5 Limestone,60 per minute1 per second5 per craft

Time: 5 s per craft, base
Power draw: computed in-game
Unlocked by: No blueprint required

Quantities are per craft. Times are each station's base rate (crafting work ÷ processing rate); station speed bonuses are applied in-game and not included.

Also: Mined from deep-ore deposits with a deep-mining drill (1 deposit type in the data).

Weight: 0.3kg
Stack size: 100
Recipes: 1
Used in: 16

About Limestone

Limestone is an item in the Resources category. One craft turns 1 Noxious Crust (Limestone) into 5 Limestone at the Organic Residue Cleanser (5 s) or Biofuel Bio-Cleaner (12.5 s). Used in 16 recipes, most often at the Cement Mixer.

Used in

All 16

Recipes that use Limestone
Makes	Station	Needs / craft	Tier
Crushed Limestone	Mortar and Pestle +3	1	Tier 2
Limestone Advanced Beams	Cement Mixer +1	4	Tier 3
Limestone Beam	Cement Mixer +1	4	Tier 3
Limestone Curved Buildings	Cement Mixer +1	8	Tier 3
Limestone Curved Wall Angles	Cement Mixer +1	8	Tier 3
Limestone Diagonal Buildings	Cement Mixer +1	8	Tier 3
Limestone Floor	Cement Mixer +1	8	Tier 3
Limestone Frame	Cement Mixer +1	16	Tier 3
Limestone Halfpieces	Cement Mixer +1	4	Tier 3
Limestone Halfpitches	Cement Mixer +1	4	Tier 3
Limestone Ramp	Cement Mixer +1	8	Tier 3
Limestone Roof Corner	Cement Mixer +1	4	Tier 3

Showing 12 of 16, most-used products first.

Crafted at

2 stations

Craft time of Limestone per station
Station	Time / craft	Limestone /min	Power	Water
Organic Residue Cleanser	5 s	60/min	computed in-game	100 mL/s (boost)
Biofuel Bio-Cleaner	12.5 s	24/min	No power connection	250 mL/s (boost)

Unlocked by

No blueprint required: the data lists no tech-tree or workshop unlock for its recipes.

Change history

Tracked since Week 252. Changes from later data updates appear here.

Limestone FAQ

How do you make Limestone in ICARUS?: One craft turns 1 Noxious Crust (Limestone) into 5 Limestone at the Organic Residue Cleanser (5 s) or Biofuel Bio-Cleaner (12.5 s).
What is Limestone used for?: It is an input in 16 recipes, such as Crushed Limestone, Limestone Advanced Beams and Limestone Beam.
Where is Limestone crafted?: At the Organic Residue Cleanser or the Biofuel Bio-Cleaner.
How long does Limestone take to craft?: 5 s per craft at the Organic Residue Cleanser, 12.5 s at the Biofuel Bio-Cleaner. One craft makes 5. Station speed bonuses are applied in-game and not included.