Category birthstone Page 153 of 235

• The Duality of October: Exploring the Luminous Opal and the Rainbow Tourmaline

  by BirthGems Team

  January 17, 2026

• The Duality of October 20: A Gemological and Cultural Exploration of Opal and Tourmaline

  by BirthGems Team

  January 16, 2026

• The Radiant Duality: Exploring Opal and Tourmaline as the October 19 Birthstone

  by BirthGems Team

  January 16, 2026

• October 14th Birthstones: The Duality of Opal and Tourmaline

  by BirthGems Team

  January 16, 2026

• Opal and Tourmaline: The Dual Gemstones of October

  by BirthGems Team

  January 16, 2026

• The October 7th Birthstones: Opal and Tourmaline – A Duality of Color, Hope, and Vitality

  by BirthGems Team

  January 16, 2026

• October's Dual Gems: The Science, Lore, and Lore of Opal and Tourmaline

  by BirthGems Team

  January 16, 2026

• Opal and Tourmaline: The Dual October Birthstones of Hope and Stability

  by BirthGems Team

  January 16, 2026

• The Dual Significance of Opal and Tourmaline: October's Birthstones for the 22nd

  by BirthGems Team

  January 16, 2026

• The Dual Birthstones of October: Exploring the Symbolism and Science of Opal and Tourmaline

  by BirthGems Team

  January 16, 2026