I don't mind stone, but it just doesn't feel right to me in this case so I'm exploring our options. (theinspiredroom.net)
The robot removed the yellow Mind Stone from its casing, and embedded it into Vision's forehead, to help give him life and power. (cbr.com)
Many enthusiasts imagine that the nature will go back sans Mind Stone in his black and white and character, very similar to his characters arc within the comics. (superfans.website)