Talk:Gems/@comment-122.162.57.72-20130621124406/@comment-3991817-20130621132247

Your idea only holds if you have enough buildings to apply the 7 small emeralds to. If you only have (or want, if it is a very high-income building) 1 building to apply gems to, you are better off making the 7 small emeralds into 1 emerald.