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This stone has a slight minty fragrance.

— Description, Sonic and the Black Knight[1]

The Mintstone (ミント石 Minto ishi?) is a collectible item that appears in Sonic and the Black Knight.


The Mintstone is a dark mint-colored and rugged mineral. Accordingly, it has a minty fragrance.


In gameplay, the player can collect the Mintstone during different Missions in certain areas. For then to obtain it, the player must use the ID points earned from completing the Mission where the Mintstone was picked up to identify it on the identification screen. The Mintstone is needed to craft the Corrougue.


No. 142
ID Point Price 4
Rarity Level ★★★☆☆☆☆☆☆☆
Item Type Mineral
Location Faraway Avalon ("Chain of Rings: Collect 350 Ring chains")


  1. Official in-game description of Mintstone in the Treasury, item 142/247.

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