Meteorite Piece
From MHWiki
Granite Mouse Mischief in the Town of Digby!
It seems a pack of Granite mice broke into Digby's super secret supply room making off with large quantities of highly sought after meteorite pieces. These cheese-like rocks are rumoured to be small fragments that occasionally chip off from the moon and crash into the planet's surface. The scientists of Digby are still negotiating with insurance...