Black tourmaline core

Black tourmaline core
Released							26 October 2017 (Update)
Members							Yes
Quest item							No
Properties
Tradeable							Yes
Equipable							No
Stackable							No
Noteable							Yes
Destroy							Drop
Examine							The blackened heart of the Grotesque Guardians.
Values
High alch							24,900 coins
Low alch							16,600 coins
Store price							Not sold
Weight							1 kg
Grand Exchange
Exchange							5,364,849 coins (info)
Buy limit							5
Daily volume							8
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Black tourmaline core? (edit)? (edit)26 October 2017 (Update)? (edit)YesThe blackened heart of the Grotesque Guardians.NoYesNoYesYesNoNoYesinfobox-cell-shownDropNot sold4150041,500 coinstrueBlack tourmaline core53648495,364,849 coins (info)

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58infobox-cell-showntrue0.624,900 coins16,600 coins249001 kg12173021730? (edit)Versions: 0

High Alchemy value: 24900Weight: 1Value: 41500Is members only: trueItem ID: 21730

The black tourmaline core is an item dropped by the Grotesque Guardians that can be found on the Slayer Tower's rooftop. They can be used to upgrade the Bandos boots to create guardian boots. When a player selects the Inspect option on the core, a message in the chatbox will state Fallen from the centre of a Grotesque Guardian. This could be attached to a pair of Bandos boots...

When a player creates the guardian boots, a message in the chatbox will state The second you hold your tourmaline core by the Bandos boots, the core is absorbed rapidly. Perhaps there is some link between the metal in Bandos and tourmaline...

Drop sources

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Source	Level	Quantity	Rarity
Grotesque Guardians		1	1/1,000

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