Deepslate

Grimstone is a stone variant which functions similarly to cobblestone, but takes longer to mine. Grimstone can be crafted into grimstone slabs, grimstone stairs, polished grimstone, polished grimstone slabs, polished grimstone stairs, polished grimstone walls, and chiseled grimstone. Much like blackstone, it can also be used to craft stone tools, furnaces, and brewing stands.

Natural generation
Grimstone makes up the majority of the solid blocks generated below y = 0 in the Overworld.

Usage
Grimstone can be used as a substitute for cobblestone in the deep as it can be used to craft stone tools, brewing stands, and furnaces. It can also be used to repair stone tools using an anvil. It can also be used to craft polished grimstone and chiseled grimstone.

Gallery
Grimstone