Crystal to Obsidian Furnace Upgrade

Texture from Iron Furnaces, used under Apache-2.0.

ironfurnaces:upgrade_obsidian2

Recipes and uses come from the FTB Skies 2 1.24.0 dump: the server's final recipes after all pack scripts ran.

· v1.24.0 released Oct 12, 2026

In FTB Skies 2, Crystal to Obsidian Furnace Upgrade is made with shaped crafting, from any colorless glass blocks, any obsidian, and any blaze rod. No recipe in FTB Skies 2 uses Crystal to Obsidian Furnace Upgrade as an ingredient.

How do you craft Crystal to Obsidian Furnace Upgrade in FTB Skies 2?

Crafting Shaped

Crafting Shaped
any obsidianany blaze rodany obsidian
any blaze rodany colorless glass blocksany blaze rod
any obsidianany blaze rodany obsidian

Recipe id: ironfurnaces:upgrades/upgrade_obsidian2

How to make it, from scratch

Everything this needs, and everything those need, as FTB Skies 2 crafts them. Work from the bottom up.

What is Crystal to Obsidian Furnace Upgrade used for in FTB Skies 2?

No crafting or machine recipe in FTB Skies 2 uses Crystal to Obsidian Furnace Upgrade.

Related items

Read the Iron Furnaces guide for FTB Skies 2

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