The birthstone considered to be representative for Libras with October 3 is the attractive Opal.. Opal suggests purity and openness. This zodiac birthstone is advised to be used in pendants and earrings. It is thought to unleash the creative genius and might help the wearer express their emotions and ideas in a clearer and convincing way.
https://www.thehoroscope.co/zodiac-signs/october-3-zodiac-libra.html