A light earth brown from AIM or other manufacturer over a camouflage brown paint base does wonders. Time consuming to apply, but a difference maker if you ask me.
|Front track not weathered, rear track done. See the difference!|
The pigment lighten and dust the rails, creating a realistic rust powder appearance. Also, the light shade makes details such as rail joiners, spikes and tie plates pop up, improving the overall appearance.
|Front and rear track now weathered.|
Finally, the powdery nature of the medium means a little bit will spill over ties and ballast, creating a realistic blend between the track and surroundings. It brings the track into the decor nicely.