Bi-Color Tourmaline Ring

  • This unique, one-of-a-kind Bi-Color Tourmaline Ring is small and modest, yet sophisticated and beautiful.
  • 14K Rose Gold
  • Size 6.75
  • 1.6 mm Band Width
  • 0.63 ct. Bi-Color Tourmaline
  • 8 mm x 5 mm Tourmaline

      Do you need a different size?   We offer complimentary resizing. During checkout simply specify your desired size. We will resize the ring and ship within 7-10 business days.

      • BIRTHSTONES & ANNIVERSARIES

        Tourmaline is a birthstone for October. Tourmaline is also the gem of the 8th wedding anniversary.

          MINERAL: Tourmaline
          CHEMISTRY: Elbaite Na(Li1.5,Al1.5)Al6Si6O18(BO3)3(OH)4 Dravite NaMg3Al6Si6O18(BO3)3(OH)4 Liddicoatite Ca(Li2Al)Al6Si6O18(BO3)3(OH)3F Chromedravite NaMg3Cr6Si6O18(BO3)3(OH)4
          COLOR: All colors
          REFRACTIVE INDEX: 1.624 to 1.644
          BIREFRINGENCE: 0.018 to 0.040
          SPECIFIC GRAVITY: 3.06
          MOHS HARDNESS: 7 to 7.5
      • If you need additional information regarding any of our gems or stones please contact us at: shop@rockshopjewelry.com