I took the better casting glows from iwd, edited and tweaked heavily and wanted to share. I gave each school a distinct and shiny color, alteration-serious blue, evocation-fiery orange, illusion-playful pink, necromancy-icy blue, conjuration-mysterios purple, enchantment-vibrant green, abjuration-tinted yellow, divination-multi colored. They look beautiful and truly magical, in my opinion.
Simply drop the contents of the rar file (bam files) into your override. Delete them later if you want to uninstall.