Unmixed Kneadatite Posted by Kaihaku on December 12, 2016December 13, 2016 Uncombined Kneadatite is yellow and blue. Only when combined does it start to harden. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)Click to email a link to a friend (Opens in new window)