That’s from file “WorldGenerationNew.cfg”:
large {
lignite {
I:Density_8=8
I:DistanceFromSpawn_0=0
B:Enabled_true=true
B:IndicatorRocks_true=true
I:MaxHeight_130=130
I:MinHeight_50=50
S:OreBetween_Lignite=Lignite
S:OreBottom_Lignite=Oilsands
S:OreSpread_Coal=Coal
S:OreTop_Lignite=Lignite
I:RandomWeight_160=160
I:Size_32=32
dim {
B:Atum_true=true
B:Caves_true=true
B:EmptyWorld_true=false
B:Overworld_true=false
}
}
Atum have that vein, Cave dimension is not. I’m flying more than 500 blocks but not find him. In Atum, for the same distance, I can find 2 veins of lignite. And all small ores generated from GT6 config correctly.