... texture than talcum powder, and is a useful material all round the layout for roadways, tarmac, etc. Hello Martin Interesting stuff chinchilla dust. I tried some whilst I was at Missenden and although finer than the finish in the photos above, it was still a little coarse to my eye. The look I'm trying for is in this photo taken from the road bridge at the end of the platforms south end of the station. Looks very smooth at that distance with just the odd lump of detritus here and there. 2787_100216_220000000.jpg Thanks for your for your encouragement. Kind regards Andrew posted: 10 Aug 2018 13:40 from: Phil O Hi Andrew, Have you tried wood ash? This tends to be pretty fine, although you may need to sieve out bits of charcoal, where the wood has not fully burnt. Phil. posted: 10 Aug 2018 14:01 from: Martin Wynne Andrew Duncan wrote: Interesting stuff chinchilla dust. I tried some whilst I was at Missenden and although finer than the finish in the photos above, ...