Diamond Weevil’s Rainbow Bling Really Is Diamond
Like a gem-studded overcoat, the diamond weevil’s jet-black wings are covered by pits filled with sparkling, rainbow-colored scales.
Researchers have studied these “diamonds” since the weevil’s discovery in the early 19th century but, until recently, no one knew know how the scales reflected so much light.
A new high-tech investigation reveals the diamonds are just that: crystals of chitin in a diamond-type arrangement optimized to throw off brilliant greens, yellows and oranges. What most people call diamonds are made of carbon, but other materials can take on the same crystal structure, called “diamond cubic.”
So cool! Read the whole article, there are more images and it’s fascinating!