This is a pair of beautiful, round-facet, electric purple/blue, natural Tanzanite gemstones. They weigh 0.20cts (0.40cts total weight) and measure 3.5mm across each.

Below is the technical information:

  Size: A Pair of 3.5 mm
  Shape: Round-Facet
  Colour: Purple/Blue
  Clarity: Eye-Clean
  Lustre: Stunning
  Origin: Tanzania, Africa
  Hardness: 6 - 7
  Specific Gravity: 3.2 - 3.4
  Refractive Index: 1.69 - 1.70
  Chemical Composition: Ca2Al3(SiO4)3(OH), Calcium Aluminum Silicate Hydroxide
  Crystal Structure: Orthorhombic

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Combining Postage for Multiple Items
  • Amount of Items: There is no limit to the amount of items we will combine for one shipment.
  • Amount of Time: We will allow combining of items for up to 14 working days.
  • Extra Charges: There is no extra charge for combining items.

We will update ongoing invoices each evening (if there are new purchases to add).