Which planet has this rock color?

[Jyanin]

If you can get here

Worlds Tree—Atlases & Resources

Announcing the Worlds Tree—an atlas shop where you’ll find 100% explored atlases for nearly every world (all level 4+ worlds, and most others). [worlds%20tree] Additionally, as you head through the atlas wing of the shop, you will enter the Worlds Warehouse, which buys and sells raw blocks of all types and colors! The warehouse also provides a handy reference of all block colors, and where you can obtain them. How do I get there? The Worlds Tree & Warehouse entrance is located at -1,424N, 1,…

That might help you. I love this tower.