Blue sapphires, or Neelam, are precious gemstones admired for their stunning hues and astrological benefits. They are classified by origin and color. Key origins include Kashmir, known for its velvety blue sapphires, Burma for its rich blue gems, and Sri Lanka (Ceylon) for varied shades and brilliance. Color variations include Royal Blue, prized for its deep hue, and Cornflower Blue, ... https://rashiratanjaipur.net/Blog/types-of-blue-sapphire/