Peacock feather under a microscope - this is not beadwork but I can imagine these colors/texture stitched together in spiral seed bead work. The image breaks the palette down very nicely Knit texture ideas
Photography: Remains of Autumn by Jessica Jenney. Sharla Hicks's Note: What amazes me is how much this looks like a painting. HDR photography: Uses multiple images to derive effect. HDR imaging exaggerates contrast for artistic effect.