# Limestone > Canonical source: [Limestone](https://satisfactorybase.com/wiki/items/limestone) > Language: en Used for crafting. A basic resource primarily used for stable Foundations. ## Properties - Entity type: Resource - Form: solid - Stack size: 100 - Sink points: 2 - Radioactive: No - Can be discarded: Yes ## Produced by ### [Limestone (Sulfur)](/wiki/recipes/recipe-limestone-sulfur-c) 6 s. [Converter](/wiki/buildings/converter) [Reanimated SAM](/wiki/items/reanimated-sam): 1 per cycle; 10/min, [Sulfur](/wiki/items/sulfur): 2 per cycle; 20/min → [Limestone](/wiki/items/limestone): 12 per cycle; 120/min. ## Used as recipe ingredient ### [Alternate: Fine Concrete](/wiki/recipes/recipe-alternate-concrete-c) 12 s. [Assembler](/wiki/buildings/assembler) [Silica](/wiki/items/silica): 3 per cycle; 15/min, [Limestone](/wiki/items/limestone): 12 per cycle; 60/min → [Concrete](/wiki/items/concrete): 10 per cycle; 50/min. ### [Alternate: Cloudy Diamonds](/wiki/recipes/recipe-alternate-diamond-cloudy-c) 3 s. [Particle Accelerator](/wiki/buildings/particle-accelerator) [Coal](/wiki/items/coal): 12 per cycle; 240/min, [Limestone](/wiki/items/limestone): 24 per cycle; 480/min → [Diamonds](/wiki/items/diamonds): 1 per cycle; 20/min. ### [Alternate: Basic Iron Ingot](/wiki/recipes/recipe-alternate-ironingot-basic-c) 12 s. [Foundry](/wiki/buildings/foundry) [Iron Ore](/wiki/items/iron-ore): 5 per cycle; 25/min, [Limestone](/wiki/items/limestone): 8 per cycle; 40/min → [Iron Ingot](/wiki/items/iron-ingot): 10 per cycle; 50/min. ### [Alternate: Rubber Concrete](/wiki/recipes/recipe-alternate-rubberconcrete-c) 6 s. [Assembler](/wiki/buildings/assembler) [Limestone](/wiki/items/limestone): 10 per cycle; 100/min, [Rubber](/wiki/items/rubber): 2 per cycle; 20/min → [Concrete](/wiki/items/concrete): 9 per cycle; 90/min. ### [Alternate: Cheap Silica](/wiki/recipes/recipe-alternate-silica-c) 8 s. [Assembler](/wiki/buildings/assembler) [Raw Quartz](/wiki/items/raw-quartz): 3 per cycle; 22.5/min, [Limestone](/wiki/items/limestone): 5 per cycle; 37.5/min → [Silica](/wiki/items/silica): 7 per cycle; 52.5/min. ### [Alternate: Distilled Silica](/wiki/recipes/recipe-alternate-silica-distilled-c) 6 s. [Blender](/wiki/buildings/blender) [Dissolved Silica](/wiki/items/dissolved-silica): 12 m³ per cycle; 120 m³/min, [Limestone](/wiki/items/limestone): 5 per cycle; 50/min, [Water](/wiki/items/water): 10 m³ per cycle; 100 m³/min → [Silica](/wiki/items/silica): 27 per cycle; 270/min, [Water](/wiki/items/water): 8 m³ per cycle; 80 m³/min. ### [Alternate: Wet Concrete](/wiki/recipes/recipe-alternate-wetconcrete-c) 3 s. [Refinery](/wiki/buildings/refinery) [Limestone](/wiki/items/limestone): 6 per cycle; 120/min, [Water](/wiki/items/water): 5 m³ per cycle; 100 m³/min → [Concrete](/wiki/items/concrete): 4 per cycle; 80/min. ### [Coal (Limestone)](/wiki/recipes/recipe-coal-limestone-c) 6 s. [Converter](/wiki/buildings/converter) [Reanimated SAM](/wiki/items/reanimated-sam): 1 per cycle; 10/min, [Limestone](/wiki/items/limestone): 36 per cycle; 360/min → [Coal](/wiki/items/coal): 12 per cycle; 120/min. ### [Concrete](/wiki/recipes/recipe-concrete-c) 4 s. [Constructor](/wiki/buildings/constructor) [Limestone](/wiki/items/limestone): 3 per cycle; 45/min → [Concrete](/wiki/items/concrete): 1 per cycle; 15/min. ### [Iron Ore (Limestone)](/wiki/recipes/recipe-iron-limestone-c) 6 s. [Converter](/wiki/buildings/converter) [Reanimated SAM](/wiki/items/reanimated-sam): 1 per cycle; 10/min, [Limestone](/wiki/items/limestone): 24 per cycle; 240/min → [Iron Ore](/wiki/items/iron-ore): 12 per cycle; 120/min. ## Extracted by - [Miner Mk.1](/wiki/buildings/miner-mk-1) - [Miner Mk.2](/wiki/buildings/miner-mk-2) - [Miner Mk.3](/wiki/buildings/miner-mk-3) ## Scanner unlocks - [HUB Upgrade 3](/wiki/schematics/hub-upgrade-3) ## Related items - [Reanimated SAM](/wiki/items/reanimated-sam) - [Sulfur](/wiki/items/sulfur) - [Silica](/wiki/items/silica) - [Concrete](/wiki/items/concrete) - [Coal](/wiki/items/coal) - [Diamonds](/wiki/items/diamonds) - [Iron Ore](/wiki/items/iron-ore) - [Iron Ingot](/wiki/items/iron-ingot) - [Rubber](/wiki/items/rubber) - [Raw Quartz](/wiki/items/raw-quartz) - [Dissolved Silica](/wiki/items/dissolved-silica) - [Water](/wiki/items/water) ## Unlocked by - [Matter Conversion - Background Unlocks](/wiki/schematics/matter-conversion-background-unlocks): Schematic ## Technical Details - Class name: Desc_Stone_C - Native class: FGResourceDescriptor - Asset path: /Game/FactoryGame/Resource/RawResources/Stone/Desc_Stone - Resource form (export): RF_SOLID