-40%
.41 Carats Natural Blue Iolite Faceted Gemstone Trillion ILT14
.41 Carats Natural Blue Iolite Faceted Gemstone Trillion ILT14

.41 Carats Natural Blue Iolite Faceted Gemstone Trillion ILT14

$ 3.56

Availability: 100 in stock
  • All returns accepted: Returns Accepted
  • Restocking Fee: No
  • Natural/Lab-Created: Natural
  • Condition: New with tags
  • Treatment: No Treatment
  • Item must be returned within: 30 Days
  • Total Carat Weight (TCW): .41
  • Refund will be given as: Money Back
  • Shape: Trillion
  • Return shipping will be paid by: Seller
  • Color: Blue

    Description

    Primary Stone / Iolite
    Gemstone: Iolite
    Gemstone Family: Gem
    Gemstone Count: 1
    Carat Weight: 0.41
    Gemstone Shape: Trillion
    Primary Color: purple
    Color: Purple
    Treatment: No Known Treatment
    Country of Origin: India
    Composition: Natural
    Dimensions: 5.13 x 5.12 x 3.48 mm
    Iolite gemology
    Species: cordierite
    Color: Blue, violet, brownish
    Chemical composition: Mg2Al4Si5O18 magnesium aluminum silicate
    Crystal
    system: Orthorhombic, short prisms
    Hardness: 7-7.5 (Mohs scale)
    Specific gravity: 2.58 - 2.66
    Refractive index: 1.542 - 1.578
    Birefringence: -0.008 to - 0.012
    Optical character:
    Color of streak: White
    Absorption spectrum: 645,593, 585, 535, 492, 456, 436, 426
    Fluorescence: None
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