18K Yellow Gold 2.55ct Watermelon Tourmaline and Diamond "Uncommon Halo" Necklace

Overview

Specs

Documentation

1. 1. 1. 18K Yellow Gold
         
      2. 2.55ct Total Watermelon Tourmaline Weight, 1 Freeform
      3. 0.16ct Total Diamond Weight, 9 pieces 
         
      4. Dimensions of Pendant: 18.5 x 13.03mm
         
      5. 20" total Necklace Length; can be worn at 16", 18" or 20"

• 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