I noticed today that this 2 gem icons are mixed up, i think it's supposed to be that jasper is the dark reddish and the citrine is the yellow gem.
Here are some screens as explanation:
http://home.arcor.de/takora/Horizons/Takora/gem2.jpg
Here you can see that the the jasper node is reddish, as the icon is yellow
http://home.arcor.de/takora/Horizons/Takora/gem1.jpg
Here is the node of the citrine yellow and the icon is reddish
also the finishing products have the wrong color as you can see by the examples:
http://home.arcor.de/takora/Horizons/Takora/gem3.jpg
http://home.arcor.de/takora/Horizons/Takora/gem4.jpg
I dont know if this is intendet, but was very confusig as i started again to gather t3 gems and always was wondering why the wrong ress was hopping in my inv.