http://i228.photobucket.com/albums/ee206/_myicons/Tutorials/tut15.png
- works best with images that have red in =]

1; crop image. 100 x 100 pixels. duplicate base & set to screen 80%. you may need to alter this opacity later =].
2; new selective colouring layer;
reds; -100. +7. +44. +28.
yellows; -13. +12. +13. 0.
whites; +10. +5. +8. 0.
neutrals; -14. +8. +9. 0
3; duplicate your base & drag to top. set to soft light 30%.

& text & textures etc.

Other icons made with this tutorial.
http://i228.photobucket.com/albums/ee206/_myicons/Tutorials/rt1.pnghttp://i228.photobucket.com/albums/ee206/_myicons/Tutorials/rt2.png