User blog comment:Andy Gott/Infinity Stones!?!?!?/@comment-7087521-20141207011942/@comment-4592223-20150103001304

I'm sorry to say, but I checked the Trivia on the page and this is what I found:

"Fans have speculated that the Chitauri scepter is the Mind Stone. It was confirmed on October 28, 2014."