The OP isn't opaque enough to be a CAC. If you look at CAC Flames and Swirls you don’t see any transparent glass next to or in the Flames or Swirl where they’re meeting the base glass. Alleys in general have some transparent glass within the Flames and Swirls.
RAR
No glow. I have a handful of 5/8 from the same runs. I just need to dig them out. I wasn't sure what they were because of the lack of a Butt Crack🔥
RAR