Board Thread:Questions and Answers/@comment-64.22.56.205-20140220041239/@comment-13413401-20140220123252

There is a bug in the game: the minium stone conflicts with the factorization mod. If you want to be able to use the minium stone, the easiest thing to do it delete the factorization mod. The link below explains other ways to fix it as well.

http://themindcrafters.com/2013/07/03/how-to-fix-ee3-recipes-not-working/