Turquoise Marquise Necklace

  Overview Specs Documentation Global inspired necklace featuring a Faceted Marquise surrounded by a burst of geometric detail on adjustable 18" wheat chain. [Turquoise colors may vary slightly, as each stone is one-of-a-kind.]   Gold Plated Sterling Silver  5.3mm Band Width 19x8mm Marquise Turquoise  18" 1.5mm White Chain with Adjustable Slider  Turquoise mined in Arizona BIRTHSTONES & ANNIVERSARIES Turquoise is the traditional birthstone for the month of December and the gem of the 11th wedding anniversary. MINERAL: Turquoise CHEMISTRY: CuAl6(PO4)4 (OH)8.5H2O COLOR: Blue to green REFRACTIVE INDEX: 1.610 to 1.650 BIREFRINGENCE: Not detectable SPECIFIC GRAVITY: 2.76 (+0.14, -0.36) MOHS HARDNESS: 5 to 6 If you need additional information regarding any of our gems or stones please contact us at shop@rockshopjewelry.com.