|Synthesis Category||Mushroom, Ore, Supplement|
|Gathering Location||Endless Corridor, Headwaters Forest|
- "A mushroom that grows between the cracks in rock formations. It has qualities similar to an ore. It's solid as a rock and isn't really good for cooking."
- — Atelier Meruru description
Rockroom is a material found in Atelier Meruru: The Apprentice of Arland.
A type of mushroom that can only be gathered Headwaters Forest. It can also be used in any recipe needing an item from the "ore" category.