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New Scenery Dries Different Color Than Adjacent Scenery

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  • Member since
    January 2021
  • 6 posts
New Scenery Dries Different Color Than Adjacent Scenery
Posted by wpfan on Monday, January 4, 2021 5:21 PM

After some inactivity, I have begun adding scenery to additional areas of my layout.  I use Arizona Rock & Mineral products, 70% isopropyl alcohol, and diluted white glue.  The new area, when dry, is somewhat darker than the older area, even after it has set for several weeks.  I have used the same products and methods in both areas.  Does anyone have any idea why this may be occurring?

 

Thank you,

 

Gary

  • Member since
    December 2015
  • From: Shenandoah Valley
  • 9,094 posts
Posted by BigDaddy on Tuesday, January 5, 2021 12:11 PM

Were they from different batches?

Henry

COB Potomac & Northern

Shenandoah Valley

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  • From: Canada, eh?
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Posted by doctorwayne on Tuesday, January 5, 2021 12:17 PM

A quick look at their website shows mostly rock products in various colours and sizes, most of it for use as ballast.  Are you using the same product as used for your original applications, or perhaps bought a colour that's somewhat darker? 

It isn't uncommon on the prototype to see different-coloured ballast on different portions of the same line.  This could be due to the proximity of on-line quarries: buy from the nearest supplier, or, due to prices, buy what's most affordable.
The majority of my original layout was ballasted with Woodland Scenic's ballast, and I deliberately used two different colours, as some track belonged to one railroad, and some to another.

On the partial upper level, later added to the layout, I used sifted real limestone ballast, given to me by a good friend in Ohio (he bought several tons of it for his driveway, and realised that it was suitable for HO scale ballast if properly screened).
When that ballast ran out, I got limestone screenings from a nearby quarry, and sifted it to get proper sizes.  However, once applied, it was not the same colour as the stuff from Ohio, despite both being limestone.  The difference is not jarring, but is noticeable, much like I've seen in many areas while railfannning.

As for actually scenery (the area alongside the tracks) I use mostly Woodland Scenics ground foam, in various colours and sizes, and likewise for static grass from both Woodland and others.  Even on a single tree, more than one colour is needed to represent the foliage on a real tree.

Wayne

  • Member since
    January 2009
  • From: Bakersfield, CA 93308
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Posted by RR_Mel on Tuesday, January 5, 2021 12:40 PM

Do you have fluorescent lighting?  I had the same problem with the ARM asphalt.  Fluorescent fades all the scenery over time.  I had to redo my scenery every ten years or so because of the fading.  Two years ago I replaced the lighting with LED lighting as LED isn’t supposed to fade anything.

I don’t mind the fading or slightly off color with the ARM asphalt because it looks more realistic to me with slightly different shades.





I seal the asphalt with a 1:8 white glue mix, that slightly darkens the roads but the overall look looks good to me.

 

Mel



 
My Model Railroad   
http://melvineperry.blogspot.com/
 
Bakersfield, California
 
I'm beginning to realize that aging is not for wimps.

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    January 2017
  • From: Southern Florida Gulf Coast
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Posted by SeeYou190 on Tuesday, January 5, 2021 12:46 PM

Arizona Rock & Mineral products are made from real stone. There will be variety from one batch to another.

I can plainly see some difference in bags of my CSX gray colour.

My solution, like with house paint, is to buy enough for the entire project, then mix it all togther so the ballast will be uniform from one application to the next.

-Kevin

Living the dream.

  • Member since
    October 2007
  • From: Fullerton, California
  • 1,364 posts
Posted by hornblower on Tuesday, January 5, 2021 1:15 PM

I recently ran into the same problem.  Dust tends to settle into the scenery materials causing them to fade.  You can either wait for enough dust to accumulate on the newer scenery or try brushing on a little light gray weathering powder or pastel chalk.

Hornblower

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    October 2020
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Posted by NorthBrit on Tuesday, January 5, 2021 2:01 PM

I know it does not solve the challenge, but it could help in the future.  When I am coming to the end of any scenic item I do not use it all (even if the job isn't finished).   On buying a fresh batch I mix  the old with a little of the old,  then carry on.

 

David

To the world you are someone.    To someone you are the world

I cannot afford the luxury of a negative thought

  • Member since
    September 2003
  • From: California - moved to North Carolina 2018
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Posted by DSchmitt on Tuesday, January 5, 2021 2:27 PM

hornblower

I recently ran into the same problem.  Dust tends to settle into the scenery materials causing them to fade.  You can either wait for enough dust to accumulate on the newer scenery or try brushing on a little light gray weathering powder or pastel chalk.

 

My first thought. Sugestions by others also can be factor.

I tried to sell my two cents worth, but no one would give me a plug nickel for it.

I don't have a leg to stand on.

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    January 2021
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Posted by wpfan on Tuesday, January 5, 2021 5:21 PM

BigDaddy

Were they from different batches?

 No, same bag of soil.

  • Member since
    January 2021
  • 6 posts
Posted by wpfan on Tuesday, January 5, 2021 5:40 PM
No, my lighting is incandescent,
  • Member since
    January 2021
  • 6 posts
Posted by wpfan on Tuesday, January 5, 2021 5:41 PM
Good idea. Thank you.
  • Member since
    January 2021
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Posted by wpfan on Wednesday, January 6, 2021 1:43 PM

Thanks to everyone for their input.  May just be a combination of things.  Decided to remove the problem texture area and redo it.

 

Gary

  • Member since
    September 2004
  • From: Dearborn Station
  • 24,281 posts
Posted by richhotrain on Friday, January 8, 2021 6:26 AM

RR_Mel

Do you have fluorescent lighting?  I had the same problem with the ARM asphalt.  Fluorescent fades all the scenery over time.  I had to redo my scenery every ten years or so because of the fading.  Two years ago I replaced the lighting with LED lighting as LED isn’t supposed to fade anything.

I will wholeheartedly agree with Mel. I used fluorescent lighting on my old layout. The Woodland Scenics ballast, glued in place with a matte medium mix, faded to a yellowish tone from the original Gray/Light Gray mix.

Before I built my new layout, I removed the fluorescent fixtures and installed LED can fixtures in the ceiling. 

I ballasted my new track work with Scenic Express ballast which I accomplished with several orders over a 3-month period. I did not notice any difference in the color or tone of this real rock ballast among any of the separate orders.

Rich

Alton Junction

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