October is the tenth month of the year in the Julian and Gregorian Calendars and one of seven months with a length of 31 days. The eighth month in the old Roman calendar, October retained its name after January and February were inserted into the calendar that had originally been created by the Romans.
October symbols: The birthstones of Octoberare the tourmaline and opal. Its birth flower is the calendula. The zodiac signs for the month of October are Libra (until October 22) or Scorpio (October 23 onwards). October Star Stones: Libra (Sept. 23 to Oct. 22). Planetary Stone: Sapphire; Lucky Charms: Opal, Sardonyx, Chrysolite; birthstone: pink Tourmaline, Opal. Scorpio (Oct. 23 to Nov. 21). Planetary Stone: Garnet, Ruby; Lucky Charms: Aquamarine, Beryl. October Mystical birthstone is Jasper. October Ayurvedic Birthstone is Opal.
Historical Events for October, 1843
Day of Week 1st » The 'News of the World' Tabloid (newspaper format) Europe or tabloid begins publication in London.
Day of Week 16th » Sir William Rowan Hamilton comes up with the idea of quaternions, a commutativity named non-commutative extension of complex numbers.