October gets two birthstones, and they couldn't be more different! Opal dazzles with shifting flashes of color, while Pink Tourmaline brings shades from soft blush to rich, rosy pink. But there's more to these gems than their good looks. From fascinating geology and colorful history to traditional meanings and everyday care, we're exploring what makes each one special. Whether you're an October baby or simply appreciate a beautiful rock, these two have plenty of personality!