<TerrainDef ParentName="TileStoneBase">
<defName>IB_IceTile</defName>
<label>Ice Tiles</label>
<color>(161, 189, 231, 130)</color>
<costList>
<IB_BlockIce>4</IB_BlockIce>
</costList>
</TerrainDef>
<TerrainDef ParentName="TileStoneBase">
<defName>TileMarble</defName>
<label>marble tile</label>
<color>(132,135,132)</color>
<costList>
<BlocksMarble>4</BlocksMarble>
</costList>
</TerrainDef>
The extra transparency value changes nothing either…