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Polished Blackstone Slab

Single slab: Partial (blocks light)‌[JE only]Partial (diffuses sky light)‌[BE only]

A polished blackstone slab is a decorative slab variant of polished blackstone that generates in ruined portals and is used for building.

Polished blackstone slabs can be mined using any pickaxe. If mined without a pickaxe, they drop nothing.

Source: Minecraft Wiki cacheUpdated: 2026-05-01 Open Original

Local game data

Polished Blackstone Slab

Java 1.21.4
Typeitem
Stack64
Durability-
Sections2
Canonical IDitem:polished_blackstone_slab
Minecraft IDminecraft:polished_blackstone_slab
Wiki sourcecached

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Crafting Recipe

Polished Blackstone icon
Polished Blackstone icon
Polished Blackstone icon
Polished Blackstone Slab icon
APolished Blackstone

Local Data Properties

displayNamePolished Blackstone Slab
namepolished_blackstone_slab
id1286
stackSize64