Just so you can see the discs and the mica pattern, here's a close up:
I also had to incorporate PMC in a piece with a little movement. I really like the ability to have the texture that is imbedded in the PMC echoed in the smooth mica shift of the polymer. What a great combination of media!
If you're not familiar with the mica shift technique, there is a great tutorial on Polymer Clay Central. The tutorial is done by Kellie Robinson, and is very clear with excellent photos. Here's the URL:
Give it a try! Bet you can't do just one!