silk Directory References Discover 11 Banned Books Through Time 14 Tough Questions Answered Why Is It Called Black Friday? 10 Famous Artworks by Leonardo da Vinci Where Do Anti-Semitic Conspiracy Theories About the Rothschild Family Come From? Why Do We Eat Turkey on Thanksgiving? Pro and Con: School Uniforms Contents silk in sapphires Ask the Chatbot a Question Learn about this topic in these articles:result of sapphire inclusions In sapphire…faint whitish sheen, known as silk. Tiny, regularly arranged mineral inclusions (commonly rutile) and elongate cavities are responsible for the asterism shown by star sapphire.Read More