DatapacksJava
Tinker's Cobalt Ore + Regions Unexplored's Cobalt Nether Biome
Java data pack listed for Minecraft 1.20. Download on the author's site.
⬇ Download on CurseForgeThis datapack makes Tinkers Construct's Nether Cobalt ore spawn more frequently to Regions Unexplored's Cobalt biome (Also known as Blackstone Basin)
- Makes Cobalt ore very common in Blackstone Basin
- Also makes Raw Cobalt Ore natrually spawn in Blackstone Basin (rarely)

Requirements:
All I did was make the datapack all rights to those who made each mod. Thank you for downloading.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on CurseForge — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
Tinker's Cobalt Ore + Regions Unexplored's Cobalt Nether Biome is a free Minecraft Java datapack. Compatible with Minecraft 1.20.1. Downloaded 8 times (via CurseForge). Download it and open it directly in the game.