Heart of the Sea

A heart of the sea is a rare item that can be crafted into a conduit.

Obtaining[edit]

Heart of the sea can be found in all buried treasure chests in stacks of 1.

Name	Ingredients	Crafting recipe
Conduit	Nautilus Shell + Heart of the Sea

Java Edition
1.13	18w15a		Added heart of the sea.
1.13	18w19a		Heart of the sea will now generate in all buried treasure chests in a stack of 1.
Bedrock Edition
1.4.0	beta 1.2.14.2		An entry in the buried treasure loot table was added named `nautilus_core`, is unobtainable though since the `nautilus_core` had not been added into the game yet.
	beta 1.2.20.1		Added heart of the sea as an item obtainable in buried treasure chests. It cannot be used to craft conduits yet.
	beta 1.2.20.2		Updated textures.
1.5.0	beta 1.5.0.1		Heart of the sea can now be used to craft conduits.
Legacy Console Edition
TU69	1.76	Patch 38	Added heart of the sea.
Education Edition
1.4.0			Added heart of the sea, which at this time has no use yet. It generates in all buried treasure chests in a stack of 1.

Issues relating to "Heart of the Sea" are maintained on the bug tracker. Report issues there.

Before the release of the heart of the sea there was an entry found in the buried treasure chest loot table named nautilus_core which was later revealed to be the heart of the sea. Despite the name change, the heart of the sea continues to be referred to as the nautilus_core in most game files.‌^{[Bedrock Edition only]}