October has two birthstones: opal and tourmaline. Opal is the traditional birthstone for October. It is believed the stone was originally found in India, where it was given the name "upala," or ...

People born in October can have one of two astrological signs: Libra (born between October 1 and 22) and Scorpio (born between 23 and 31). The marigold and cosmos also represent those born in October.