BLUE NEEDLE (ANGEL FEATHER) QUARTZ - FOCUS | CLARITY | STRESS RELIEF Oval cabochon 12.5mm x 9.8mm bezel set in Sterling silver adjustable band. Blue needle quartz is a type of quartz crystal that contains needle-like blue inclusions that are only visible under strong light. It's also known as Angel Feathers, blue rutile quartz or blue tourmaline quartz. They aren't actually needles. They are very thin lines of trapped gasses. You will receive the exact item listed. Gemstones and crystals are natural products of Earth. Stones and crystals may have slight blemishes and imperfections. Please review the measurements and view all the photos before making a purchase.