08-14-2012, 05:13 AM
after some testing i now also have Dirt and Gravel Veins
and they are toggable 
structure line would now look like this: Structures=Trees,Wormnestcaves,Ravines,Veins,OreNests
and they are toggable structure line would now look like this: Structures=Trees,Wormnestcaves,Ravines,Veins,OreNests