you should check out.
for terrain_color.smod
http://discourse.stonehearth.net/t/mod-slabs-with-terrain-colors-a14/14957
I like the idea of special recipes that (unlock) based on encounters and campaigns. the Current campaign allows you to unlock the wind chime recipe and the gongs are creatable based on loot drops from the Kobold. I can foresee others items as part of the developing game as well as from mods.