I'm pretty sure that the rear view mirror glass is much thinner than ordinary mirror glass. It sounds like your best bet would be;
http://www.mirrorglassplus.com/mirro...rror=BUR-4218H,
I used 2012 because that is the latest year they show, but it's the same mirror. I did a Bing search and there many other options, this was just the first one I came to.