I have candled albinos, and bels clutches before. was able to tell on those before they hatched. albinos about day 35 and the bels were harder and around day 45. I have 8 phantom to mojave eggs. 5 are dark and 3 are glowing pink like the albinos and bels do. I know the color comes in last, I do cut eggs, but I wait until they are about ready to pip. I'm 100% correct when I candle like this (many clutches), but this is the first for the phantom x mojave clutch. I will post pics for everyone and the results. this site is about learning and that's why I posted this. fingers cross, don