Tuff – Minecraft Wiki

Tuff is an ornamental rock formed from volcanic ash, occurring in underground ore blobs below Y=16. Tuff can generate in the Overworld in the form of ore blobs. Tuff attempts to generate 2 times per chunk in blobs of size 0-864, from elevations -64 to 0, in all biomes. Tuff can replace stone, andesite, diorite, granite, polished andesite‌‌[BE only], polished diorite‌‌[BE only], polished granite‌‌[BE only], and deepslate. Any ore that generates in tuff becomes its deepslate variety. Additionally

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Java Edition 23w13a_or_b – Minecraft Wiki

Chiseled Tuff – Minecraft Wiki

Java Edition 23w13a_or_b – Minecraft Wiki

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Chiseled Tuff – Minecraft Wiki

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Tuffstein, Minceraft Wiki

Chiseled Tuff – Minecraft Wiki