Lava Bucket

The  is a item, used to place Lava.

Obtaining
A lava bucket can be unlocked as a Trade at (5000 Magma Cream) for. It can also be bought from the Builder NPC at Hub Island.

Trading: --» 

A lava bucket can also be obtained by right-clicking the lava in the deep caverns/blazing fortress with an empty bucket.

Uses

 * Many types of Cobblestone Generators;
 * Creating Obsidian - Have water flow over a lava source block