AAA.V 43-101 Pages 77-87 talk about the sylvite vs. Kainite problem and the fact there is not currently a solution mining method for the kainite. <a href="http://www.allanaresources.com/docs/Allana43101reportMarch09.pdf" rel="nofollow" target="_blank">http://www.allanaresources.com/docs/Allana43101reportMarch09.pdf</a>