Alexandrite is one of the moon gems with a hardness of 8.5 and has hardworking, calm, serious and very quiet personality and is one of the moon gems who works as a cook on The Moon, and works at a restaurant/barkry with their new teammate, Benitoite on the moon. Alexandrite is interest in pursuing cooking as they no longer hold any animosity towards the Lunarians and by extension their attachment to their former teammate Chrysoberyl. Alexandrite is from the manga and anime called Houseki no kuni