History
Worked out by reading the registry of every Minecraft build Mojang has published, in release order.
| Version | Date | What the files show |
|---|---|---|
| 20w15a | 8 April 2020 | Added. |
Blackstone Slab is a building item made by crafting Blackstone. It stacks up to 64, so a large supply fits in a single inventory slot.
Players place it to put down a Blackstone Slab block, using it as a half-height piece in builds made from Blackstone.
Worked out by reading the registry of every Minecraft build Mojang has published, in release order.
| Version | Date | What the files show |
|---|---|---|
| 20w15a | 8 April 2020 | Added. |